1920s Platinum Diamond Jewelry

1920's platinum engagement ring set with one 0.57 carat Old European cut diamond rated Cape color, with VS2 clarity. This ring can be sized to fit.

Europe, made in 1920's. With 2 brilliant-cut diamonds weighing circa 0,66 ct. and 21 antique-cut diamonds weighing circa 0,42 ct. At the centre large oriental pearl with a diameter o...

French, around 1920. Art Déco typical design. Set with 53 old- cut and rose-cut diamonds with an overall weight of ca. 2.65 carat. Mounted in platinum. Hallmarked with the eagle’s he...

Known in the 1920's as ''Dinner Rings''. This gorgeous long ring is handmade in platinum. The filigree work is impeccable with four French cut sapphires accenting the center diamond....

1920's engagement ring crafted in platinum and set with one 1.65 carat Old Mine cut diamond rated K color, VS2 clarity. The ring can be sized to fit and includes E.G.L. certificate.

A 1920's Art Deco Platinum bracelet with diamonds and sapphire accents.

Typically style of Art Deco, 1920's. Three row bracelet consisting of 1 row 37 sapphire weighing circa 19,50 ct. and 2 row of 148 diamonds weighing circa 5,92 ct. Mounted in platinum...

A beautifully fabricated diamond and platinum bracelet, circa 1920's. Composed of three repeating sections featuring a center marquise shaped diamond in a design of baguette, round a...

Ornately designed antique brooch from the 1920's in impeccable condition featuring a beautiful collection of round cut white diamonds weighing 4.2 carats with a I color grade and a V...

A pair of 18ct art deco gold platinum diamond cufflinks, circa: 1920.

French diamond négligée pendant; this style of pendant was traditionally a wedding pendant, with the two diamonds suspended from a diamond set knife blade, representing the bride and...

A lovely 5 stone diamond ring, tapering out in size. The platinum ring is created with an openwork motif on the sides and underneath. Beautiful details! Center measures from 5.5mm ...

Platinum Art Deco open work Old European & emerald cut diamond pin.

1920's engagement ring crafted in platinum and set with one 1.07 carat Old European cut diamond rated H color, VS1 clarity. The ring can be sized to fit and includes E.G.L. certificate.

A lovely early 19 the century ring, constructed in platinum with 2 stepped tiers of pave set diamonds. The center stone is a classic bright green color and is approximately 5 by 6 mm...

1920's eternity band crafted in platinum and set with rubies and approximately 1.50 carats of diamonds. Size 8, U.S.

Classic Art Deco period old European cut diamond ring set in platinum. The center old European cut diamond weighs approximately 0.80 carats and is I-J in color and VS in clarity. The...

Stunning Art Deco diamond and emerald bracelet set in platinum. The three center marquise cut diamonds weigh approximately 3.75cttw and are approximately G/H color and VS2 clarity. T...

Beautiful Art Deco old European cut diamond engagement ring set in platinum. The center old European cut diamond is approximately 0.70 carats and is G-H in color and Si1 in clarity. ...

An Art Deco Platinum Diamond dome ring from the 1920's. This is an excellent example of a Handmade Platinum Vintage Ring with Hand Engraving, Filigree Work and Milgrain Borders. The...

J34519 A beautiful Art Deco design from the 1920's constructed in rich platinum and featuring a very high quality .65ct. diamond. The gentle sloping shoulders host multiple smalle...

Of classic French "style constellation" design, each domed platinum link set with a central cabochon ruby surrounded by six rose diamonds, attached by small oval link platinum chains...

This lovely Art Deco era pendant features a .25 carat old European cut center diamond and .96 total carats of accent diamonds. This piece was crafted in platinum circa 1920 and come ...

"Free as a Bird" These platinum eagles hold a .70ct antique European diamond- bezel set. The relief on the eagles are embellished with hand engraved details. The ring body is create...

This lovely platinum & diamond bow pin is truly a unique find. The pin is an authentic Edwardian piece of French jewelry made around 1920 . The brooch is embellished with old mine cu...

Impressiveand Authentic 1920s Diamond Panel Bracelet, set with old-cut diamonds of approx. 12 ct, mounted in 950 Platinum Total Weight 47.5 gr.

A gorgeous early Art Deco brooch with lots of sparkle. This piece features a .90 carat center diamond and sapphire accents. The brooch is handcrafted in platinum and it measures 2.5 ...

This is an antique art deco platinum round brilliant cut center diamond engagement ring that can be dated back to the 1920s.

1920's. Art Deco set with a center diamond weighing 2,40 ct., clarity: VS1, color: cape. 38 diamonds circa 1,54 ct., onyx and pearls. Mounted in platinum. Chain in 14K white gold. To...

Intricate Art Deco Old European cut diamond ring set in platinum. The center diamond is approximately 1.20ct and is I/J color and VS clarity. The ring has fantastic filigree and mili...

Diamonds brillant cut and amethyst cabochon gold and platinum bracelet with chain back. Total diamonds weight estimated approximately 5cts. French work. Circa 1910 / 1920. The decor...

An antique diamond cluster ring, created in platinum with filigree details. Ring sets low on the finger- comfortable and easy to wear. *Ring size 7 *Width measures .38" at the ...

This is a beautiful antique art deco platinum diamond and sapphire engagement ring that can dated back to the 1920's.

An antique Art Deco necklace circa 1920. The metalwork features negative space scroll details as well and milgraining. The scale of the piece is perfect for everyday wear. The tota...

This exquisite Art Deco Bracelet has a beautiful broad strap composed of three motifs. It´s made of Platinum and billant cut-diamonds weighing 18 carats aprox.

Wristwatch, Platinum, Diamond & Emerald, Art Deco, c.1920s. Diamonds: 78 Old European Cut, HI in color, SI in clarity, weighing 3.20 cts. Emerald: 1 Cabochon/Emerald Cut, 5 Baguette ...

Stunning and unique Art Deco Old European cut diamond dinner ring set in platinum. This ring is a perfect example of Art Deco period work. The 5 old European cut diamonds are set in ...

Stunning women’s 1920s Art Deco platinum, diamond and sapphire ring with intricate filigree detailing and craftsmanship. Eight very bright Old European Cut prong set center diamonds...

Original Art Deco Diamond Engagement Ring set in platinum Circa the 1920s. The center diamond is an approximate 1.80 carat Old Cut diamond, I-J in color and VS1 in clarity. The ring ...

This is an antique art deco platinum diamond fishtail engagement ring that can dated back to the 1920's.

set with three rows of Old-European cut diamonds. ca.1920, French marks.

A gorgeous Art Deco diamond ring with intricate milgrain detailing. This ring is crafted in platinum and features a .40 carat center diamond as well as .75 total carats of accent dia...

This extraordinary diamond pendant measures 18mm across and 61mm long at its widest points. It includes a total of 2.80 carats of diamond with 1.40 carats in the three largest center...

Stunning platinum pin set with diamonds and blue sapphires. The diamond total weight is 2.6ct of all round brilliant cuts. The blue sapphire is a beautiful royal blue and princess ...

This is a beautiful Antique Art Deco platinum diamond engagement ring that can be dated back to the 1920s.

This is a beautiful Antique Art Deco platinum diamond engagement ring that can be dated back to the 1920s.

Art Deco diamond & sapphire cufflinks measuring app. 1/2 inch in diameter, square design, each set centering an Old European cut diamond (0.14ctw.) and a sapphire (2.3mm), in a radia...

This is a beautiful antique Art Deco Platinum solitaire with side accents diamond engagement ring that can be dated back to the 1920s.

An art deco old cut diamond dress ring, set in 18ct gold and platinum. Circa: 1920

This is an antique art deco platinum diamond engagement ring that can be dated back to the 1920s.

Radiant and ravishing. This truly exquisite necklace, hailing from the peak of the Art Deco period - circa 1925, although unsigned, is worthy of the finest jewelry houses. Centering ...

This is a beautiful 1920s Antique Art Deco Platinum 1.46ctw Diamond Sapphire Engagement Ring EGL. It has been certified by EGL and will come with the certificate. It will come in a l...

Natural unheated blue sapphires, rose cut diamonds with an approximate .60 pts Edwardian cut diamond centre stone. Ring Size: N (UK), 6 3/4 (US). Can be resized up or down if necessa...

Antique Art Nouveau ladies watch, platinum with diamonds. Case and strap are studded with diamonds throughout. Manual wind movement. Very good condition.

We use the top quality ruby which make in invisible setting.We set the stone in perfection as we are professional in this kind of setting more than 40 years.The invisible is a highly...

Pigeon's blood Burmese ruby and diamond necklace/tiara. Set to the centre with twenty six oval old cut natural unenhanced Pigeon's blood Burmese rubies in open back claw settings, ra...

The exquisite surmounts are intricately designed as stunning clusters, each adorned with shimmering marquise-shaped, round, and baguette diamonds. These captivating pieces feature de...

An exquisite pair of detachable ear clips, conceived in 18K yellow gold and platinum, showcasing Van Cleef & Arpels’ legendary Mystery Set technique. Each earring features a sculptur...

An elegant Van Cleef & Arpels bracelet crafted in 18k yellow gold and set with an impressive combination of emerald cut, baguette cut, and round brilliant cut diamonds. The artic...

Hermès Kelly Sellier 32 in noir and niloticus crocodile leather with gold hardware. The bag has been worn but still in very good condition: small scratches on the hardware, small spo...

Vintage Emerald & Diamond Ring Platinum French Stamped Circa 1930s A striking example of true Art Deco elegance, this authentic 1930s platinum ring showcases a beautifully ba...

FACTORY / HOUSE: J.E Caldwell STYLE / REFERENCE: Art Deco METAL / MATERIAL: 18Kt Solid Yellow and White Gold CIRCA / YEAR: 1930's DIMENSIONS / SIZE: Length 37mm X Width 17mm MOVEME...

Antique Emerald & Diamond Shield Ring in Platinum This antique ring is crafted in 900 platinum and features green emeralds totaling 0.40ctw, arranged in a shield-style design wi...

Rare 5 Carat Classic Burma Red Spinel Cushion-Cut Gemstone: A Treasure for Collectors and a Romantic Gift By Merkaba Beverly Hills. Unveiling an extraordinary gemstone of exceptiona...

A stunning, fine and impressive antique Art Deco 1.30 carat diamond and platinum ladies cocktail watch; part of our collection of Art Deco jewelry. This stunning, fine and impressiv...