Onyx Engagement Rings

This vintage-style ring is crafted from 925 sterling silver, featuring intricate openwork that captures timeless charm. Delicate lines create depth and graceful movement, highlightin...

This cocktail ring, an Art Deco design, centers on a 2.47-carat diamond in an old European cut, an early brilliant style with a warm, hand-cut character. It is set with diamond, onyx...

This ring, an early-twentieth-century antique design, centers on a 3.01-carat diamond in an old European cut, an early brilliant style with a warm, hand-cut character. It is set with...

Antique Onyx Ring 18ct White Gold Tested Circa 1920’s This stunning Art Deco onyx ring is a true antique beauty. Crafted from 18ct white gold, this ...

A very gorgeous and beautiful, Art Deco style, Kunzite & Black Onyx Engagement Ring set in 18K Rose Gold & natural Diamonds. The weight of the Kunzite is 7.24 carats. The weight of t...

This designer Effy Evil Eye ring is crafted in 14kt yellow gold and features a striking combination of turquoise, onyx, and natural diamonds. The iconic Evil Eye motif symbolizes pro...

Antique Onyx Ring 15ct Gold Stamped Circa 1920s This stunning 15ct gold ring from the 1920s features an onyx centre stone adorned with three bezel-set natural seed pearls and a gold ball on either end. The ring is further embellished with a magnificent onyx teardrop...

18 kt gold Art Deco onyx-diamond-ring, approx. 1920, oval ring head onyx, centered 1 old cut diamond approx. 0.40 ct ring shoulders in platinum with small diamond roses. Size 7 1/4 W...

This extraordinary Art Deco style engagement ring is a bold contemporary jewel inspired by the symmetry, color, and architectural glamour of the Deco era. At its center rests an old ...

Meticulously sculpted in 18K yellow gold, this statement ring is a masterful interplay of texture, tone, and form. The distinctive dome silhouette unfolds in harmonious tiers: at the...

A very gorgeous and beautiful, Art Deco style, Ruby & Black Onyx Engagement Cocktail Ring set in 18K White Gold & natural Diamonds. The weight of the Ruby is 1.13 carats. The Ruby is...

*Brand: David Yurman *Material: Sterling Silver *Condition: Mint *Black Onyx Size: 10mm *Diamonds: 0.08ctw *Ring Dimension: *Size: 7.25 *Width: 10.1mm *Thickness: 2 *Weight: 6.2gr ...

A golden round citrine glows at the center, secured by elegant prongs, while a vivid halo of French-cut emeralds adds a lush burst of color. The striking frame of sleek onyx and glis...

10 Karat Yellow Gold Onyx and Seed Pearl Ring Size 7 This elegant ring features one oval onyx stone (14 mm x 12.5 mm), 36 seed pearls and one clear stone set in meticulously detaile...

This vintage-style filigree ring is crafted from 925 sterling silver, featuring intricate openwork that captures timeless charm. Delicate lines create depth and graceful movement, hi...

Ring Size: 7.25 US, Resizable Metal: Platinum Stone: Diamond, Aquamarine, Onyx Stone Cut: Asscher Cut Style: Art Deco This exquisite Art Deco-era ring showcases a mesmerizing appro...

Antique Onyx Ring 18ct Gold Tested Circa 1920s This stunning 18ct gold Art Deco era ring showcases a fabulous rectangular-shaped onyx accented with three milgrain-edged natural d...

Crafted in yellow gold, the ring showcases a striking large oval black cabochon onyx set in a smooth, high-polished bezel. the stone's deep, inky tone creates a dramatic contrast aga...

Deco Style Shield Ring Platinum Tested Circa 2000 Introducing our exquisite Platinum Art Deco Style Shield Ring, crafted circa 2000. This stunning piece features a distinctive shi...

An Art Deco onyx and diamond plaque ring of tapering, harlequin design, in platinum. Marcus & Co. Atw diamonds .30 ct (Old-European cut). * Free shipping * Includes letter of authen...

Crafted in 14k gold, the ring features a marquise-shaped bezel setting that frames a smooth, cabochon-cut green onyx. The stone has a rich sheen green color, polished luster rather t...

This statement ring, an early-twentieth-century antique design, centers on a 1.42-carat diamond in a round brilliant cut for lively, classic sparkle. It is set with diamond and onyx ...

Beautiful Antique Art Deco Platinum Asscher Cut Diamond Onyx Halo Engagement Ring - GIA. This incredible Art Deco emerald cut diamond and onyx engagement ring is crafted in platinum....

Details: Metal: Sterling Silver Designer: Novco Purity: 925 Weight: 5.1 Grams Ring Size: 6.5 Main Stone: Black Onyx Main Stone Shape: Oval Cabochon Main Stone Color: Black Number of...

Antique Onyx & Diamond Ring 18ct Gold Stamped 750 A Fabulous Diamond Shaped, Flat Onyx with Diamond Centre. A Beautiful Handmade Conversion Piece From a 1920’s Cufflink, Mounted on...

A very gorgeous and beautiful, Art - deco style & unisex, Emerald & Black Onyx Engagement Ring set in 18K White Gold & natural Diamonds. The weight of the Emerald is 1.92 carats. The...

Marquise Diamond And Enamel Engagement Ring Handcrafted In Platinum. Marquise diamond weight : 1.25 Carat with I color and VS2 clarity Metal : Platinum Ring Size : 6 1/2

A brilliant round diamond at its center, framed by sleek rectangular onyx that adds striking contrast. Surrounding the onyx, a halo of diamonds enhances the bold, geometric design an...

Antique Onyx & Diamond Ring 18ct Yellow & White Gold Stamped This stunning 1920s ring is a true masterpiece of fine jewellery craftsmanship. Made of 18ct yellow gold, it features a...

Ring in platinum. A delightful Art Deco antique ring, its rectangular setting features a closed-set onyx holding a brilliant-cut antique diamond. The setting is adorned with 2 lines ...

A historic U.S. Naval Academy class ring, crafted in 13k yellow gold and set with a polished cabochon black onyx. The bezel is engraved United States Naval Academy surrounding the st...

Beautiful natural diamond green onyx sterling silver gold plated ring consists of- -Diamond- uncut diamonds - Diamond type- natural (certified) -Diamond color- white with tint of ...

The “Le Marché des Merveilles” ring by Gucci is crafted from 14K yellow gold and set with an onyx and three diamond stones. The onyx weights approximately 1.07 carats and the diamond...

This stunning Art Deco-style ring features a brilliant diamond at its center, elegantly set atop a striking square onyx. The contrast between the luminous diamond and the deep black ...

A round diamond at the center, placed gracefully on top of a rectangular shaped turquoise stone. The turquoise is framed by sleek onyx, adding a striking contrast, and is further acc...

14K White Gold Black Onyx Diamond Ring Size 4.75-5 This gorgeous ring features a black onyx stone set in 14K white gold with a sparkling single cut diamond in the center! Approxima...

Title: 1.15 Carat F VS Diamond 0.06 Carat Emerald 18 Karat Rose Gold Panthere Ring Style: Panthere Metal: 18 Karat Rose Gold Gemstone 1: 1.15 Carat Diamond Number of Stones: 137 Colo...

This authentic Art Deco engagement ring showcases a captivating 1.06 carat rose cut diamond certified by GIA under report number 6382831981. The center stone exhibits a J color grade...

Item Specifications Item Type: Vintage geometric inlay statement ring Metal: 925 sterling silver Inlay: turquoise, red coral, black onyx, and white mother-of-pearl Ring Size: 6.75 Fa...

A striking example of vintage sophistication, this circa 1920 ring showcases a captivating 2.47 carat Old European cut diamond at its center. Celebrated for its larger facets and rom...

Centering an oval shaped jade cabochon measuring 9.0 x 11.0 mm Translucent vibrant green in color with subtle mottling - bezel set Flanked by rows of bead set single cut diamonds Wei...

A serene aquamarine shines at the center, surrounded by sparkling diamonds that enhance its luminous charm. Sleek onyx accents add striking contrast, lending the piece a sense of str...

A very gorgeous and beautiful, Art Deco style, Emerald & Black Onyx Engagement Ring set in 18K Yellow Gold & natural Diamonds. The weight of the oval shaped Emerald is 6.54 carats. T...

A vibrant oval shaped yellow sapphire at the center, surrounded by bold onyx accents. The geometric design and striking contrast between the bright yellow of the sapphire and the dee...

Geometry Illuminated A study in contrast, where shadow gives way to light. Created during the Belle Époque, circa 1910, this striking ring reflects the refined geometry and technical...

Striking and sophisticated, this vintage inspired onyx ring is crafted in warm 10k yellow gold and showcases a sleek rectangular black onyx centerpiece. At the center rests a delicat...

Dating back to the 1940's is this exquisite platinum and diamond ring featuring a halo of prominent French cut black onyx's, totalling to 0.24 carats. Highlighted by the black onyx's...

Here we have an Art Deco cluster ring from the world renowned jewellery designer, Tiffany & Co. This exquisite piece has been crafted from platinum and focally features a single ...

This stunning and elegant solitaire ring, features a beautifully hand cut old cut diamond. Weighing 3.30 carat, it is a J in colour and VS1 in clarity. It is perfectly rub over set a...

This authentic Art Deco engagement ring showcases a captivating 1.06 carat rose cut diamond certified by GIA under report number 6382831981. The center stone exhibits a J color grade...

This amazing platinum ring centers a sparkling GIA certified old European cut diamond that weighs 1.89ct. and is graded K color with VS1 clarity. The center stone is accentuated by r...

Vintage 14K Yellow Gold Onyx Ring Size 6.25 This gorgeous 14K gold ring features a beautiful oval black onyx stone! Ring size: 6.25 Shank: 3.5mm Front: 19.2mm X 14.8mm X 15.2mm We...

This striking vintage ring features a bold marquise shaped black onyx centerpiece, showcasing a deep, glossy black surface that creates dramatic contrast and timeless appeal. At the ...

A captivating composition of complementary colors, blue and black, along with sparking white light harmonize and give life to this stunning and impressive jewel. An oval deep blue hu...

An Art-Deco design aquamarine, blue sapphire, diamond and onyx target ring, center aquamarine with an outer ring of round diamonds an inner one of French cut blue sapphires and onyx ...

This stunning target ring boasts a center icy aquamarine weighing 0.70 carat. The center diamond is encircled by French-cut blue sapphires an onyx. Whether you are looking for a dres...

A very gorgeous and beautiful, modern style, Morganite & Black Onyx Engagement Ring set in 18K Rose Gold & natural Diamonds. The weight of the Morganite is 5.90 carats. The weight of...

This striking Art Deco ring is crafted in 18K yellow gold and features a sleek rectangular high-polish natural onyx plaque. Set with three bezel-set natural old mine-cut diamonds tot...

A very gorgeous and beautiful, Art deco style, Rubellite & Black Onyx Engagement Ring set in 18K Gold and natural Diamonds. The weight of the pear shaped Rubellite is 7.54 carats. Th...

Gorgeous handcrafted emerald cut diamond , coral and onyx engagement ring. The details are as follows : Emerald cut diamond weight : 2.34 carat color and clarity : K and VS2 Meta...