Keystone Broom Corn Advertising Sign
Located in San Francisco, CA
Keystone broom corn supplies metal advertising sign 22.75" x 25.5"
Category
19th Century American Antique Keystone
Materials
Metal
Antique Keystone
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26
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23
17
16
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11
6
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Coade Style Keystone of Democritus
Located in Wormelow, Herefordshire
Coade style Keystone of Democritus. A brilliant keystone of Democritus, an Ancient Greek philosopher.
Category
Early 19th Century Antique Keystone
Materials
Terracotta
Eighteenth Century Carved Portland Stone Keystone
Located in London, GB
A large carved Portland stone keystone, likely eighteenth century, the tapered form with female mask carved to the front face.
Category
Late 18th Century British Classical Roman Antique Keystone
Materials
Limestone
Monumental English Edwardian Portland Stone Keystone
Located in London, GB
An enormous, English carved Portland Stone keystone, Edwardian c.1905, with a female mask to the front.
Category
Early 20th Century English Classical Roman Antique Keystone
Materials
Limestone
Unique Mask, Marble Keystone early 20th Century
Located in Madrid, ES
Unique mask, marble keystone. The work depicts a grotesque or fantastical face, sometimes with an apotropaic function to ward off negative energies.
Category
Early 20th Century Italian Baroque Antique Keystone
Materials
Marble
19th Century Victorian Carrara Marble Mantel Keystone
Located in Stamford, CT
A 19th Century Victorian carrara marble mantel keystone with a carved scallop shell. This is a beautiful antique carved marble fireplace mantel keystone, featuring a scallop shell de...
Category
Late 19th Century American Antique Keystone
Materials
Carrara Marble
Antique Carved Limestone Keystone of a Queen
Located in Wormelow, Herefordshire
An antique carved limestone keystones of a Queen, salvaged from a period building in East Anglia.
Category
Mid-18th Century English Georgian Antique Keystone
Materials
Stone, Limestone, Steel
Antique Limestone Keystone of an English King
Located in Wormelow, Herefordshire
An antique carved limestone keystones of an English king, salvaged from a period building in East Anglia.
Category
Mid-18th Century English Georgian Antique Keystone
Materials
Stone, Limestone, Steel
19th Century Victorian Marble Fireplace Mantle Keystone
Located in Vero Beach, FL
This antique keystone is the centerpiece of a Victorian marble fireplace mantle.
Category
19th Century Antique Keystone
Materials
Carrara Marble
A Coade Keystone of Minerva Dated 1794
Located in Wormelow, Herefordshire
A Coade Keystone of Minerva Dated 1794. Stamped Coade, London, and is dated 1794.
Category
Late 18th Century Antique Keystone
Materials
Coade Stone
Large Antique Stoneware Keystone Attributed to Blanchard
By Blanchard
Located in Wormelow, Herefordshire
A very large and unusual antique stoneware keystone attributed to Blanchard (unsigned), circa 1865.
Category
Mid-19th Century English Georgian Antique Keystone
Materials
Stoneware
3 Monumental Antique Carved Keystones London Building Facade
Located in Ware, GB
Magnificent Portland stone Keystones, reclaimed from Lower Regents Street, London.
Category
19th Century British Baroque Antique Keystone
Materials
Stone
Antique Lipscombe & Co Glazed Terracotta Green Man Keystone
Located in Wormelow, Herefordshire
An antique Lipscombe & Co glazed terracotta keystone of a Green Man mask, reclaimed from a British private home.
Category
Late 19th Century English Georgian Antique Keystone
Materials
Terracotta
Continental '19th Century' Porcelain Keystone Shaped Wall Mirror
Located in Queens, NY
Continental, possibly German, '19th centurty' white porcelain keystone shaped wall mirror with yellow trim and floral decoration having a floral pediment (similar to VCG005).
Category
19th Century German Neoclassical Antique Keystone
Materials
Porcelain
Continental '19th Century' Porcelain Keystone Shaped Wall Mirror
Located in Queens, NY
Continental (possibly German 19th century) white porcelain keystone shaped wall mirror with yellow trim and floral decoration having a floral pediment and etched glass with a figure ...
Category
19th Century German Neoclassical Antique Keystone
Materials
Porcelain
Antique Glazed Terracotta Green Man Keystone by Lipscombe & Co
By Lipscombe & Co.
Located in Wormelow, Herefordshire
(stamped) glazed terracotta keystone of a Green Man mask, reclaimed from a British private home, mounted on a bespoke steel stand for interior display.
Category
19th Century English Antique Keystone
Materials
Terracotta
Antique Neoclassical Carved Marble Mantel Keystone Architectural Element - Pair
Located in Philadelphia, PA
Antique Neoclassical Carved Italian Carrara Marble Mantel Keystone Architectural Elements - a Pair. Circa Early 20th Century.
Category
Early 20th Century Unknown Neoclassical Antique Keystone
Materials
Marble
Pennsylvania 1888 Antique Map – The Keystone State, Southeastern Railroads
Located in Langweer, NL
Antique Map of Southeastern Pennsylvania – Rand McNally, circa 1888 This antique map of southeastern Pennsylvania was published by Rand, McNally & Co. around 1888, taken from one of...
Category
Late 19th Century American Antique Keystone
Materials
Paper
Antique Elgin 14K Gold Keystone Hunter Case Pocket Watch Diamond Butterfly
By Elgin
Located in Beverly Hills, CA
DESIGNER: Elgin CIRCA: 1900s MATERIALS: 14k Gold, Enamel GEMSTONE: Diamond WEIGHT: 40.5 Grams MEASUREMENTS: Diameter - 1 5/16" HALLMARKS: 14K, Keystone & serial number
Category
Early 1900s Unknown Antique Keystone
Materials
Diamond, Gold, Enamel, 14k Gold
Manitoba Antique Railroad Map c.1888 – Keystone Province Cities & Towns
Located in Langweer, NL
Antique Map of Manitoba, Canada – Rand McNally, circa 1888 Description: This antique map of Manitoba was published by Rand, McNally & Co. around 1888. It offers a detailed look at t...
Category
Late 19th Century American Antique Keystone
Materials
Paper
Northeastern Pennsylvania Antique Map c.1888 – Keystone State Cities & Counties
Located in Langweer, NL
Antique Map of Northeastern Pennsylvania – Rand McNally, circa 1888 This antique map of northeastern Pennsylvania was published by Rand, McNally & Co. around 1888. Taken from one of...
Category
Late 19th Century American Antique Keystone
Materials
Paper
Southwestern Pennsylvania Antique Map c.1888 – Keystone State Counties & Cities
Located in Langweer, NL
Antique Map of Southwestern Pennsylvania – Rand McNally, circa 1888 This antique map of southwestern Pennsylvania was published by Rand, McNally & Co. around 1888. It comes from the...
Category
Late 19th Century American Antique Keystone
Materials
Paper
Pennsylvania Antique Map c.1888 – The Keystone State, Northwestern Counties
Located in Langweer, NL
Antique Map of Northwestern Pennsylvania – Rand McNally, circa 1888 This finely detailed antique map of northwestern Pennsylvania was published by Rand, McNally & Co. around 1888. I...
Category
Late 19th Century American Antique Keystone
Materials
Paper
Antique French Carved Keystone Mascaron Building or Garden Ornament, Circa 1850
Located in Dallas, TX
More information coming soon… Originally the keystone for a French architectural item, this highly carved mascaron dates to circa 1850.
Category
Mid-19th Century French Antique Keystone
Materials
Stone
C. 1900 Masonic Royal Arch Keystone Watch Fob Pendant in White Chalcedony
Located in Honolulu, HI
The pendant is masterfully shaped into a traditional architectural keystone—the central wedge-shaped stone an arch relies on for structural integrity—symbolizing the profound esoteri...
Category
1890s British Victorian Antique Keystone
Materials
Chalcedony, Gold Plate
17th Century Spanish Pair of Hand Carved Church Arched Vault Keystones
Located in Marbella, ES
17th century Spanish pair of hand carved church arched vault keystones.
Category
17th Century European Antique Keystone
Materials
Stone
Antique 14k Solid Yellow Gold Waltham Pocket Watch Keystone Hunter Case Monogram
By Waltham
Located in Greer, SC
Beautifully crafted antique Waltham pocket watch in a stunning solid 14k yellow gold hunters case by Keystone (for repair). This pocket watch is circa late 1800's to early 1900's and...
Category
Early 20th Century Unknown Antique Keystone
Materials
14k Gold, Yellow Gold
Antique Keystone by Whiting Youth Sterling Silver Fork, Knife & Spoon Boxed Set
By Whiting Manufacturing Company
Located in Philadelphia, PA
In sterling silver. In the Keystone pattern. Comprising a youth fork, knife, and spoon.
Category
Early 20th Century American Aesthetic Movement Antique Keystone
Materials
Sterling Silver
16th Century Spanish Keystone Wedged Where Arches Meet at the Apex of a Vault
Located in Marbella, ES
16th century Spanish round shaped keystone wedged in the ceiling, where arches meet the apex of a vault.
Category
16th Century European Antique Keystone
Materials
Stone
Period Queen Anne Stone Fireplace
Located in London, GB
The moulded jambs surmounted by arched frieze carved with leaf work and scrolled keystone to centre. Small scale, well suited to a Study, Bedroom or smaller Drawing Room.
Category
Late 17th Century English Queen Anne Antique Keystone
Materials
Stone
Victorian Fireplace in White Marble, English, Mid 19th Century Design
Located in London, GB
The frieze with matching guilloche motif with scrolled central keystone with stiff acanthus leaf below. Moulded shelf above.
Category
19th Century English Victorian Antique Keystone
Materials
Marble
Large 19th Century Italian Limestone Fireplace
Located in London, GB
A well carved Renaissance style fireplace in limestone, with a centre keystone to frieze, and deeply carved drops of ribbons and flowers to jambs, surmounted by three-piece breakfron...
Category
19th Century Italian Renaissance Antique Keystone
Materials
Limestone
Carved Arched Marble Fireplace
Located in London, GB
The arched spandrels with inner rope moulding and scrollwork above, with carved keystone to centre. Moulded shelf above. English, mid 19th century.
Category
Mid-19th Century English Victorian Antique Keystone
Materials
Statuary Marble
Quality Period Victorian Fireplace in Italian Statuary Marble
Located in London, GB
The arched opening with panels and rope moulding, surmounted by carved guilloche motif and scrolled keystone to centre. The jambs each with pair of scrolled brackets with acanthus ca...
Category
Mid-19th Century English Victorian Antique Keystone
Materials
Statuary Marble
English Corner Cabinet of Pine from the Georgian Era
Located in Austin, TX
A fine English corner cupboard or display shelving cabinet of patinated pine from the Georgian Era, featuring crown moulding, a moulded column arch with decoratively-carved keystone,...
Category
Early 19th Century English Georgian Antique Keystone
Materials
Metal, Brass
Iron Age Moss Covered Granite Figurehead found in County Waterford
Located in Dublin 8, IE
Iron Age Moss Covered Granite Figurehead found in County Waterford, belonging to a castle in the region. Most likely a keystone or cornerstone piece in an Anglo-Norman castle archway.
Category
15th Century and Earlier Irish Antique Keystone
Materials
Granite
French Empire Sarancolin and Statuary Marble Fireplace Mantel
Located in London, GB
The panelled frieze with white marble moulding, and gently shaped stretcher below with marble keystone. Surmounted by moulded shelf, French, early 19th century.
Category
Early 19th Century French Empire Antique Keystone
Materials
Marble
Art Deco Emerald and European Cut Diamond and Emerald Drop Earrings
Located in Nashville, TN
The bottom pendant is a bezel set emerald cut diamond surrounded by a halo of twenty-two square or keystone shaped step cut natural emeralds. Now that all the technical jargon's out...
Category
1920s Art Deco Antique Keystone
Materials
Diamond, Emerald, 14k Gold, Platinum, Yellow Gold
Howard 14Kt White Gold Art Deco Pocket Watch From 1921 with Original Box & Paper
By Howard
Located in Long Beach, CA
Although Howard himself retired in 1882 and the original company ceased its independent watch manufacturing by 1903, the brand name carried such a formidable reputation for accuracy ...
Category
1920s American Art Deco Antique Keystone
Materials
14k Gold
Antique Elgin 14k Gold Grade 345 Size 12S 17j Mechanical Open Face Pocket Watch
Located in Montclair, NJ
.: 24520445 Case Maker: Keystone Case Material: Solid 14k Yellow Gold Case Type: Open Face Case Serial No.: 5617007 Case Diameter: 45mm Weight: 65.1 Grams (Case and Movement) Conditi...
Category
19th Century American Antique Keystone
Materials
14k Gold, Yellow Gold
Antique E. Howard 14k White Gold Size 10S 21j Mechanical Open Face Pocket Watch
Located in Montclair, NJ
Movement: Mechanical - Hand Wound - Stem Set - 21 Jewels - Size 10S - American-Made Movement Serial No.: 4697 Case Maker: Keystone Case Material: Solid 14k White Gold Case Type: Open...
Category
19th Century American Antique Keystone
Materials
14k Gold, White Gold
Antique 14k Gold Lady Raymond Elgin Size 5/0S Mechanical Open Face Pocket Watch
Located in Montclair, NJ
.: 16263294 Case Maker: Keystone Watch Case Co. Case Material: Solid 14k Yellow Gold Case Type: Open Face Case Serial No.: 5296589 Case Diameter: 29mm Weight: 19.4 Grams (Case and Mo...
Category
19th Century American Antique Keystone
Materials
14k Gold
Howard Yellow Gold Filled Open Faced Pocket Watch with Original Enamel Dial 1918
By Howard
Located in Long Beach, CA
In 1903, the Howard Watch Company was acquired by the Keystone Watch Case Company. Keystone continued to produce Howard watches under the Howard brand name until 1935.
Category
1910s Swiss Antique Keystone
A Large Scottish Victorian Arch Spandrel Marble Fireplace Surround
Located in Edinburgh, GB
These are in turn centred by a splayed keystone to the centre. The wide sturdy jambs hosting the spandrels have deep returns, giving this piece a grand appearance, finishing onto mou...
Category
1880s Scottish Victorian Antique Keystone
Materials
Carrara Marble
Green Man Corbel - France, 14th century
Located in Bruxelles, BE
A protean figure hovering between the apotropaic grotesque and a celebration of the natural world, it adorns capitals, keystones, misericords and corbels alike. The schematic yet vig...
Category
15th Century and Earlier French Renaissance Antique Keystone
Materials
Limestone
Large Antique Victorian Carrara Marble Arched Chimneypiece
Located in Ware, GB
This impressive Victorian arched fireplace mantel is crafted from fine Carrara marble and features a distinctive central keystone. A deep, refined shelf rests on substantial scrolled...
Category
17th Century Antique Keystone
Materials
Carrara Marble
Elgin 14K Gold Open-Face Pocket Watch 21-Jewel Movement, circa 1899
By Elgin
Located in Miami, FL
The clean ivory dial presents bold Arabic numerals with a recessed seconds subdial and original blued-steel hands, all framed by the warm glow of a thick, fully hallmarked 14K Keysto...
Category
1890s American Antique Keystone
Materials
14k Gold
Victorian 14K Gold Masonic Royal Arch Pendant with Enamel and Engraving
Located in Venice, CA
The keystone is worn as the mark of a high fraternal order.
Category
1890s American Victorian Antique Keystone
Materials
14k Gold, Yellow Gold, Enamel
Antique French Alep Breccia Marble Mantel
Located in Dallas, TX
This exquisite piece showcases a hand-carved motif adorning the keystone, complemented by elegantly fluted columns on each leg, featuring a refined three-flute design.
Category
19th Century French Antique Keystone
Materials
Marble
C19th English Victorian Carrara marble fireplace, in the French Style
Located in London, GB
A nineteenth century Victorian Carrara marble fireplace, English, in the French taste, the curvaceous shelf with egg and dart mould to the front edge, the frieze with spandrels centr...
Category
Late 19th Century British Victorian Antique Keystone
Materials
Carrara Marble
Architectural Welsh Low Dresser
Located in Greenwich, CT
18th century Welsh oak low dresser of strong architectural form, the simple planked top over two banks of drawers flanking a central arched door with keystone and compass star inlay,...
Category
Mid-18th Century Welsh Antique Keystone
Materials
Oak
Early Georgian Stone Fireplace Surround
Located in Twickenham, GB
A large and dignified early eighteenth-century Queen Anne or George I stone frame fireplace surround, the shallow shelf above shallow arched frieze and jambs with carved fielded pane...
Category
Early 18th Century English Queen Anne Antique Keystone
Materials
Limestone
Antique Petite French Carved Oak Secretary Writing Desk Table Louis XVI c1890
Located in Shreveport, LA
19th century Petite French carved oak secretary writing desk Louis XVI style ~Direct from France~ ~Beautiful antique French carved oak secretary with fabulous detailing throughout~ ...
Category
19th Century French Louis XVI Antique Keystone
Materials
Oak
Set of 6 Antique French Louis XVI Dining Chairs
Located in Dallas, TX
Hand crafted from solid oak, the lines are tailored with keystone-shaped seatbacks contoured for comfort with dished out corners providing no sharp corners into the traffic spaces ar...
Category
Early 20th Century French Louis XVI Antique Keystone
Materials
Fabric, Oak
Antique Black Marble Fireplace from the Early Victorian Period, circa 1850
Located in Tyrone, Northern Ireland
A sizable serpentine shaped mantelpiece with moulded edges, curves forward over the keystone. The recessed panelled keystone connects two arches, these are beautifully carved in each...
Category
19th Century English Early Victorian Antique Keystone
Materials
Marble
Howard Stainless Steel Art Deco Exhibition Back Watch, circa 1920's
By Howard
Located in Long Beach, CA
In 1903, the Howard Watch Company was acquired by the Keystone Watch Case Company. Keystone continued to produce Howard watches under the Howard brand name until 1935.
Category
1920s American Art Deco Antique Keystone
19th Century Round Table Top in Egyptian Porphyry
Located in London, GB
19th century round table top in Egyptian porphyry, base as a keystone support in Carrara white marble leonine legs.
Category
19th Century Italian Antique Keystone
Materials
Marble, Carrara Marble
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Recent Sales
Large-Scale Keystone Ride-On Toy Fire Truck
By Keystone Manufacturing Company
Located in Fulton, CA
Fantastic display piece with tremendous presence and character, measuring over 30 inches wide. The Keystone Manufacturing Company of Boston, Mass launched into the production of "...
Category
Early 20th Century American Antique Keystone
Materials
Steel
Carved Limestone Keystone
Located in New York, NY
Third quarter 19th century limestone keystone having decoratively carved crossed foliate S scroll motif.
Category
Late 19th Century American Antique Keystone
Materials
Limestone
Carved Limestone Keystone
Located in New York, NY
Third quarter 19th century carved limestone keystone having a decorative bound foliate motif.
Category
Late 19th Century American Antique Keystone
Materials
Limestone
Dated Red Sandstone Keystone
Located in Grange-Over-Sands, GB
A rare 1825 dated keystone, with the initials M I M. Carved from red lazonby sandstone.
Category
1820s Antique Keystone
Materials
Sandstone
Horse Head Marble Keystone
Located in London, GB
An elegant marble sculpture of a horse head used as a keystone most probably for an archway. French, early 20th century.
Category
Early 20th Century French Edwardian Antique Keystone
Materials
Marble
1920s Keystone Opthalmic Binocular
Located in Toronto, ON
This early Keystone Ophthalmic Telebinocular is the accepted Pioneer instrument of modern binocular vision testing and training.
Category
1920s American Antique Keystone
Materials
Iron
Keystone Cop Double Sided Whirligig
Located in Hadley, MA
Excellent pine whirligig carving of Fatty Arbuckle, the famous Keystone Cop. All original condition, including both robin's egg blue paddles, with no restorations or repairs.
Category
Early 20th Century American Folk Art Antique Keystone
Materials
Pine
Rare Carved Limestone American Eagle Keystone, Wall Street, NY
Located in Hudson, NY
Rare Carved Limestone American Eagle Keystone, Wall Street NY, salvaged by Urban Archeology from a Wall St NY building constructed around 1900.
Category
Early 1900s North American Antique Keystone
Historical Keystone of Bacchus from John Jacob Astor’s Newport Estate
Unavailable
H 32.5 in W 15 in D 24 in
Historical Keystone of Bacchus from John Jacob Astor’s Newport Estate
Located in New Haven, CT
This hand carved French sandstone keystone of Bacchus or Autumn was commissioned by famous Philadelphia Architect Horace Trumbauer for Mrs.
Category
Early 1900s Louis XVI Antique Keystone
Materials
Sandstone
Large 19th Century Mid-Victorian Arched Carrara Marble Fireplace Surround
Unavailable
H 47.25 in W 77.96 in D 13 in
Large 19th Century Mid-Victorian Arched Carrara Marble Fireplace Surround
Located in Manchester, GB
Fielded panels to the spandrels are flanked by quarter round outside fillets and meet at the fluted carved keystone. The whole below a well shaped and ogee moulded mantle shelf.
Category
19th Century English Victorian Antique Keystone
Materials
Carrara Marble
Large White Marble Mortar 16th Century with carved Lateral Mascarons.
Unavailable
H 8.67 in W 16.54 in D 12.21 in
Large White Marble Mortar 16th Century with carved Lateral Mascarons.
Located in Bonita Springs, FL
Traditionally used in classical and Baroque architecture, mascarons were typically placed on keystones, arches, fountains, facades or home objects.
Category
16th Century Italian Baroque Antique Keystone
Materials
Marble
Pr. Architectural Elements on Bases
Located in Toronto, ON
Pr.19th Century Terracotta keystones from Chicago on custom steel bases.
Category
19th Century American Antique Keystone
Materials
Steel
Large Indiana Limestone Tudor Revival Style Fireplace Mantel
Located in New York, NY
Ornately carved Tudor revival style fireplace mantel and overmantel with paired ionic colonettes, pointed arch firebox opening and crest keystone. Opening: 36 W x 36 H.
Category
19th Century American Tudor Antique Keystone
Materials
Limestone
Hamilton Double Roller 992e Pocket Watch 3262545 Case
By Hamilton
Located in Surfside, FL
Hamilton Watch Company Elinvar Double Roller 992E with triple sunk porcelain dial. 21 Jewels 5 Adjusted Positions. Case Signed "Keystone base metal 3262545" Fine Pre-owned Hamilton W...
Category
Early 1900s Antique Keystone
Reclaimed 19th Century arched Victorian Carrara marble fireplace surround
Unavailable
H 45.48 in W 64.38 in D 10.04 in
Reclaimed 19th Century arched Victorian Carrara marble fireplace surround
Located in Manchester, GB
The squared edge mantle sits above a plain keystone. The spandrels carved with a four point star within a ring where the Carrara has bush hammered leaving a textured almost leathered...
Category
19th Century English Victorian Antique Keystone
Materials
Carrara Marble
Baroque Swedish Secretaire
Located in Sheffield, MA
The library section has an arched cornice with keystone detail over raised panel doors. The interior has three fixed shelves, the top shaped for spoons.
Category
Late 18th Century Swedish Baroque Antique Keystone
Materials
Wood
Panel Covered with Gilt and Polychrome Flemmish
Located in Paris, FR
Hanging from the doorway keystone a circular perch hosts a large-beak bird.
Category
16th Century Belgian Antique Keystone
French Louis XV Fireplace Mantel in Italian Pavonazzo Marble, circa 1740
Unavailable
H 42 in W 72 in D 20 in
French Louis XV Fireplace Mantel in Italian Pavonazzo Marble, circa 1740
Located in New York, NY
Serpentine form, paneled lintel is elegantly carved with scrolling foliate and shell motifs and has a bouquet form keystone with flanking lion heads and cartouche pendant with acanth...
Category
Mid-18th Century French Louis XV Antique Keystone
Materials
Marble
Victorian Whitby Jet Snake Bracelet
Located in Bozeman, MT
The death of Albert, and Victoria's donning of black was a keystone moment in fashion. Black then became fashionable, and did not always signify mourning.
Category
Late 19th Century Victorian Antique Keystone
Early Period English Nautical Back Sight Octant by J. Ramsden
Located in Palm City, FL
The case is the early style stair step, keystone design of this period. Both the top and bottom have age cracks, but everything is secure.
Category
18th Century and Earlier English Antique Keystone
Materials
Brass
Early 20th Century Keystone Pressed Steel Toy Steam Shovel
By Keystone Manufacturing Company
Located in Port Jervis, NY
Fabulous and a survivor of almost 100 years old. A very decorative piece to lighten a room and inject some fun. Very chic. In excellent antique condition with lots of patina. Door fo...
Category
1920s American Industrial Antique Keystone
Materials
Steel
Antique Keystone View Stereo Viewer Stereoscope World Tour Family Photos
Sold
H 7.5 in W 13.25 in D 7 in
Antique Keystone View Stereo Viewer Stereoscope World Tour Family Photos
By Keystone Manufacturing Company
Located in Dayton, OH
"Antique early 20th century Keystone view company stereoscope viewer, made of wood with rotating handle and velvet edged lens case.
Category
Early 20th Century Edwardian Antique Keystone
Materials
Velvet, Hardwood
Tragedy Keystone
Located in London, GB
An artificial stone keystone depicting Tragedy, modelled in high relief, flanked by two further elements modelled with c-scrolls.
Category
Early 20th Century British Other Antique Keystone
18th Century Coade Stone Keystone
Located in Gloucestershire, GB
A similar keystone can be found at the Ceredigion Museum, Aberystwyth, the keystone originating from 'Hafod'.
Category
18th Century British Country Antique Keystone
Materials
Terracotta
Gothic Keystone - France, 14th century
Located in Bruxelles, BE
Gothic Keystone Limestone France, 14th century 33 x 47 x 26 cm A striking relic of Gothic architecture, this keystone captivates with the purity and power of its intersecting forms.
Category
15th Century and Earlier French Gothic Antique Keystone
Materials
Limestone
Antique Hand-Carved Sandstone Keystones
Located in Wormelow, Herefordshire
These keystones are 19th century and have ‘Hand of the King’ symbols.
Category
19th Century English Victorian Antique Keystone
Materials
Sandstone
Set of Keystone Antique Entryway Arches
Located in Dallas, TX
Antique limestone entryway arches, each with a decorative hand carved keystoned lintel. Origin: France circa 1800 Measurements: Approx. 8' W x 13' H (overall).
Category
Early 19th Century French Antique Keystone
Materials
Limestone
Antique Carved Limestone Keystone of a King
Located in Wormelow, Herefordshire
An antique carved limestone keystones of a king, salvaged from a period building in East Angela.
Category
Mid-18th Century English Georgian Antique Keystone
Materials
Stone, Limestone, Metal, Steel
Circa 1900 NYC Pair of Hand Carved Limestone Keystones
Located in New York, NY
Beautiful pair of matching architectural limestone corbels depicting female faces. Each keystone is hand carved, with subtle differentiation between the pair, with highly stylized ha...
Category
Early 20th Century American Antique Keystone
Materials
Limestone
Original Painted Keystone, Boston Tin Toy Steam Roller Truck
Located in Los Angeles, CA
This model tin and iron signed Keystone steam roller from Boston, Mass. was found in the state of Maine.
Category
Early 20th Century American American Classical Antique Keystone
Materials
Iron, Tin
1450s Hand Carved Stone Ceiling Keystone, Gothic with Characteristic Points
Sold
H 9.06 in W 8.67 in D 8.67 in
1450s Hand Carved Stone Ceiling Keystone, Gothic with Characteristic Points
Located in Marbella, ES
1450s Hand Carved Stone Ceiling Keystone, Gothic with Characteristic Points
Category
15th Century and Earlier Spanish Antique Keystone
Materials
Stone
Antique Keystone View Stereoscope Library Book Slides Images World War
Sold
H 3.5 in W 9.25 in D 7.25 in
Antique Keystone View Stereoscope Library Book Slides Images World War
Located in Dayton, OH
Antique Keystone View Co Sterographic Library index photo cards / slides and Stereoscope.
Category
Early 20th Century American American Colonial Antique Keystone
Materials
Leather, Plastic
Amusing Figural Advertising Bronze Clock with Bears, ca 1920's
By Keystone Manufacturing Company
Located in Petaluma, CA
It also bears the maker's name, Keystone Manufacturing. A very whimsical piece.
Category
Early 20th Century American Folk Art Antique Keystone
Materials
Bronze
19th Hand-Carved Wooden Vault or Ceiling Keystone, with Vegetal Forms
Sold
H 32.29 in W 32.68 in D 3.55 in
19th Hand-Carved Wooden Vault or Ceiling Keystone, with Vegetal Forms
Located in Marbella, ES
19th Hand-Carved Wooden Vault or Ceiling Keystone, with Vegetal Forms
Category
19th Century Spanish Antique Keystone
Materials
Wood
Antique Howard Keystone 14k Gold 45mm Open Face Pocket Watch Size 12s Model 1912
By Howard & Co., New York
Located in Montclair, NJ
Watchmaker: Howard Watch Co. Movement Type: Model 1912 - Mechanical - Hand Wound - 19 Jewels - Size 12s - American Made Movement Serial No.: 1307786 Case Maker: The K.W.C.Co. Case ...
Category
1910s American Antique Keystone
Materials
14k Gold
Press Agency Keystone View Co.Car Race in France, 1920s - Silver Gelatin Black and White Photography Framed, circa 1920
Sold
H 20.67 in W 16.74 in D 1.58 in
Car Race in France, 1920s - Silver Gelatin Black and White Photography Framed
By Press Agency Keystone View Co.
Located in Atlanta, GA
An original silver gelatin black and white photography by Keystone View Company. A car race in France, circa 1920.
Category
1920s Art Deco Antique Keystone
Materials
Silver Gelatin
Mascaron in limestone xix century
Located in Saint-Ouen, FR
Keystone at mascaron in limestone representing may be "Neptune"
Category
Mid-19th Century French Other Antique Keystone
Materials
Limestone
Georgian Yorkstone Fireplace
Located in London, GB
A simple Georgian Yorkstone fireplace, mid-eighteenth century, the frame surround with shallow block feet and inset central tapered keystone.
Category
Mid-18th Century British George II Antique Keystone
Materials
Stone
19th Century Carved Sand Stone Male Mask
Located in Tetbury, England
The carved sandstone architectural element was probably a keystone for a window or door frame. Set on a wrought iron museum style mount.
Category
Late 19th Century English Antique Keystone
Materials
Sandstone, Wrought Iron
French Pair of Art Deco Console Tables
Located in Baton Rouge, LA
A stunning pair of art deco consoles made out of over-door panels with impressive impressions of bearded men as the keystone. A keystone is a central stone of an arch, originally the...
Category
Early 20th Century French Art Deco Antique Keystone
Vintage Industrial Bar Cart
Located in Oakville, CT
Antique Printer's Cart By Keystone Overall Dimensions: 30" x 39" x 37 3/4" high Shelf Dimensions: 22 1/2" x 32" Materials: Steel
Category
Early 20th Century American Antique Keystone
Materials
Steel
Swedish Neoclassic Giltwood Mirror
Located in Essex, MA
With an arched top with central keystone, individual beveled mirror plates combining to form a rectangle.
Category
Early 19th Century Swedish Neoclassical Antique Keystone
Materials
Giltwood
English Steel Oval Arts and Crafts Mirror
Located in Greenwich, CT
Good English Arts and Crafts period oval mirror in patinated steel and hand-hammered in "Crocodile Skin" pattern, having four keystone bands and retaining original glass.
Category
1910s Great Britain (UK) Arts and Crafts Antique Keystone
Materials
Steel
Late 18th Century hand carved Engish Mask of Mercury
Located in West Palm Beach, FL
Circa 1790, A keystone of a building depicting the warrior mercury, mounted on a rectangular metal base, with an antique oak pedestal.
Category
Late 18th Century English Georgian Antique Keystone
Materials
Limestone
Carved White Victorian Corbel Arched Mantel from East 10th Street in Manhattan
Sold
H 49.5 in W 74.75 in D 15 in
Carved White Victorian Corbel Arched Mantel from East 10th Street in Manhattan
Located in New York, NY
It has great corbels on both sides with an arched opening. Original keystone. The lines and width of this mantel make it great size for a library, parlor or living room.
Category
19th Century American Victorian Antique Keystone
Antique Victorian Marble Mantel
Located in Stamford, CT
This arched opened mantels has a great look. Beautiful original keystone in center. Opening is 34.5:" wide x 37" tall.
Category
19th Century American Victorian Antique Keystone
Antique Victorian Arched Fireplace Surround
Located in Edinburgh, GB
A large and regal antique Victorian arched spandrel fireplace in Deep Red Rosa and Belgian black Marble. A central carved keystone is flanked by two large Arched spandrels with a mou...
Category
1880s English Victorian Antique Keystone
Materials
Marble
19th Century Limestone Bolection Fire Surround
Located in London, GB
A substantial Bolection chimneypiece carved from beautiful soft grey, salmon brown and taupe Derbyshire Fossil Limestone with a large central keystone. This stone is quite hard and w...
Category
Mid-19th Century English Queen Anne Antique Keystone
Materials
Limestone
Victorian White Marble Arched Mantel
Located in Stamford, CT
It has beautiful carved corbels on both sides of the arched opening. The keystone has a wonderful carving of the face of a woman.
Category
19th Century American Victorian Antique Keystone
Antique French Limestone Mantel
Located in Dallas, TX
Its centerpiece features a delicate floral motif on the keystone, while intricate linework flows gracefully throughout the design.
Category
17th Century Antique Keystone
Materials
Limestone
Antique French White Veined Carrara Marble Mantel
Located in Dallas, TX
This elegant piece showcases masterful hand-carved detailing, including a central floral motif on the keystone and a floral leaf design adorning the tops of both legs.
Category
1870s Antique Keystone
Materials
Carrara Marble
Highly Carved White Statuary Marble Fireplace
Located in Tyrone, Northern Ireland
Under the frieze in each corner are spandrels carved with laurel leaves and centered with an acanthus keystone.
Category
Mid-19th Century British Renaissance Revival Antique Keystone
Materials
Statuary Marble
A pair of Victorian fireplace mantels in white marble
Located in London, GB
The arched opening with centre carved keystone, the jambs with spandrel panels and well carved shaped leaf moulding.
Category
19th Century Victorian Antique Keystone
Georgian Palladian Painted Birdhouse
Located in Greenwich, CT
Most unusual Early 19th Century painted wood and tole birdhouse in the form of a Palladian villa, the lattice work top over five story arched and arcaded facade, each "window" with p...
Category
19th Century English Palladian Antique Keystone
Materials
Tôle, Wire
Early Victorian Statuary Marble Fireplace with Iron Insert
Located in London, GB
An early Victorian Statuary marble fireplace with cast iron insert, c.1850, the central keystone flanked by spandrel panels carved in relief with foliage and flowers, with bead mould...
Category
1850s English Early Victorian Antique Keystone
Materials
Statuary Marble
c. 1886 Coin Silver Pocket Watch by American Watch Co.
By American Waltham Watch Co.
Located in Chapel Hill, NC
Bartlett, Waltham, Mass #2969576. 60mm dia. case by Leader (Keystone Watch Case Co). With later plated chain. Known as "Railroad Watches", they are large, accurate & easily read by t...
Category
Late 19th Century American Victorian Antique Keystone
Materials
Silver
Pair of Swedish Grace Pewter Candlesticks by C G Hallberg. 1920s.
By Carl Gustav Hallberg
Located in Bromma, SE
Pair of Swedish Grace Pewter Walls Candlesticks by Carl Gustav Hallberg, Stockholm. Keystone shaped backplate with a vine motif.. The crown depicts a reclining deer surrounded by pla...
Category
1920s Swedish Art Deco Antique Keystone
Materials
Pewter
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Circa 1890 Hardware Store Wood Trade Sign Carved Smaltz Black and Gold Paint
$3,950
H 17.25 in W 64 in D 3.5 in
Circa 1890 Hardware Store Wood Trade Sign Carved Smaltz Black and Gold Paint
Located in Santa Monica, CA
Exceptional late 19th century hand carved letters with black and Gold paint and black smaltz background. Excellent typography. Great wall art. Simple and bold.
Category
Late 19th Century American Folk Art Antique Keystone
Materials
Wood
Vintage Mid Century Hand Painted Wooden Luncheonette Hot Coffee Diner Sign
$1,250
H 12.13 in W 48 in D 1 in
Vintage Mid Century Hand Painted Wooden Luncheonette Hot Coffee Diner Sign
Located in Milford, NH
A vintage polychrome hand painted luncheonette or diner sign on plywood featuring hot coffee, sandwiches, and tonics, signed lower right Cooley-Alton, with an additional support boar...
Category
Mid-20th Century American Antique Keystone
Materials
Plywood
Woods Hole Golf Club Antique Sign from Cape Cod
Located in Sandwich, MA
Antique sign from the Woods Hole Golf Club in Falmouth, MA circa 1900. Includes original wrought iron bracket meant for mounting on a square post. Great original surface. Also reads ...
Category
1890s American Antique Keystone
Materials
Wrought Iron
Antique Industrial Art Deco Brass Ladies & Gents Toilet Illuminated Sign, C.1920
$2,117 / set
H 9.85 in W 20.48 in D 1.19 in
Antique Industrial Art Deco Brass Ladies & Gents Toilet Illuminated Sign, C.1920
Located in London, GB
A stunning pair of illuminated glass toilet signs made in England by Burnham & Co, Deptford. c.1920 These original Art Deco-era signs feature solid brass frames with their origina...
Category
Early 20th Century English Art Deco Antique Keystone
Materials
Brass
Antique Hand Painted Double-Sided French Cafe Wall Trade Sign. c.1920
$573
H 17.92 in W 20.28 in D 0.08 in
Antique Hand Painted Double-Sided French Cafe Wall Trade Sign. c.1920
Located in London, GB
A mid-20th century hand painted French trade sign. c.1940 Double sided French trade sign for CAFES MAURICE, a company still in existence today. Wonderful patination and depth of col...
Category
1940s English Industrial Antique Keystone
Materials
Metal
19th Century 'Doctor McCracken' Surgeon's Trade Sign
Located in Hamilton, Ontario
Double-sided doctor's medical practice trade sign for 'Dr. McCracken'.
Category
Late 19th Century Antique Keystone
1930's / 40's Hand Painted " RADIO SERVICE" SHOP/STORE sIGN..
Located in Buffalo, NY
1930's / 40's Hand Painted " RADIO SERVICE" SHOP/STORE sIGN.. .Great graphics. font..
Category
1940s American Folk Art Antique Keystone
Materials
Wood
19th Century Trade Sign Clothing Wood Double Sided Wooden Hudson Valley NY
$27,500
H 25 in W 36 in D 2.25 in
19th Century Trade Sign Clothing Wood Double Sided Wooden Hudson Valley NY
Located in Newfoundland, PA
Take a look at this fantastic double sided early 19th or late 18th century wooden trade sign with original wrought Iron bracket. Came out of a Hudson Valley, N.Y. estate - "Clothing ...
Category
Mid-19th Century American Primitive Antique Keystone
Materials
Iron
19th Century Folk Art Upholstery Trade Sign
Located in San Francisco, CA
Wonderful 19th century hand painted folk art upholstery trade sign. Double sided wooden trade sign for an old upholstery shop in San Francisco. A rare piece of San Francisco history...
Category
Late 19th Century American Folk Art Antique Keystone
Materials
Wood
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Antique Keystone For Sale on 1stDibs
At 1stDibs, there are many versions of the ideal antique keystone for your home. Frequently made of stone, metal and limestone, every antique keystone was constructed with great care. You’ve searched high and low for the perfect antique keystone — we have versions that date back to the 18th Century alongside those produced as recently as the 20th Century are available. An antique keystone, designed in the Neoclassical, Victorian or Baroque style, is generally a popular piece of furniture. A well-made antique keystone has long been a part of the offerings for many furniture designers and manufacturers, but those produced by Keystone Manufacturing Company and Keystone Iron & Steel Works are consistently popular.
How Much is a Antique Keystone?
The average selling price for an antique keystone at 1stDibs is $1,600, while they’re typically $450 on the low end and $24,000 for the highest priced.
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