Platinum Onyx Ring

A stunning and bold engagement ring from the Art Deco (ca1920s) era! Crafted in sleek platinum, this ring features a central, bezel-set .85ct old European cut diamond.

Art Deco 1.60 Carat Diamond Onyx Insert Platinum Solitaire Ring $7500 best offer A distinctive in design, beautifully hand crafted of solid Platinum, one of a kind solitaire Diamond...

A jet black onyx perfectly contrasts the 24 karat gold pebbles on the halo around it - chic but still fun. The pure gold pebbles are nestled securely into a platinum platform. Part...

This unique ring is further enhanced with a carved round onyx tablet gauged at 7.75mm across set in the center of the ring.

This striking Art Deco platinum ring showcases a bold, geometric design enriched by a vibrant mix of materials.

Platinum ring is set with onyx and jadeite jade surrounded by 64 round brilliant diamonds weighing approximately 1.28 ct. total weight.

The center stone is a 3 carat Swiss blue emerald cut topaz and is complemented by two custom cut onyx that weigh nearly 1 carat. Lastly there are .75 carats of white F-G VS-SI rou...

The Chichi Ring is handcrafted using 100% recycled platinum.

Edward assigned each cube to a star from our universe and transformed it with natural gemstones and hand-painted enamel. The Alexi Ring is handcrafted using 100% recycled platinum.

Circa 1930. This fantastic platinum Deco ring features a stunning 14.9 carat sugarloaf natural onyx cabochon surrounded with diamonds.

Metal: Platinum Finger Size: 9.25 Gram Weight: 20.9 Grams Diamond Carat Weight: 3 CT Diamond color: G-H Diamond Clarity: VS1-VS2 Diamond Cut: Round Gemstone: Mexican Opal, Onyx Gemst...

Stunning Art Deco Onyx and Diamond Ring in 18ct Gold and Platinum set with 5 graduated old european cut diamonds of 0.05ct, 0.08ct, 0.15ct, 0.10ct, 0.04ct and 6 old cut diamonds on e...

Stunning Art Deco Onyx and Diamond Ring in 18ct Gold and Platinum set with 5 graduated old european cut diamonds of 0.05ct, 0.08ct, 0.15ct, 0.10ct, 0.04ct and 6 old cut diamonds on e...

Stunning Art Deco Onyx and Diamond Ring in 18ct Gold and Platinum set with 5 graduated old european cut diamonds of 0.05ct, 0.08ct, 0.15ct, 0.10ct, 0.04ct and 6 old cut diamonds on e...

This striking onyx ring was crafted circa 1970. It features .20 total carats of diamonds and it constructed in platinum.

A wonderful example of Art Déco design and craftsmanship in excellent condition. We found the ring in Munich. MATERIALS A diamond, old European cut, approx. 2.40 ct, Top Wesselton/G...

Art Deco, onyx and diamond cocktail ring, circa 1920. A wonderful kite-shaped onyx features a double row cluster of old-cut diamonds, all set in platinum.

Further Details Below Metal: platinum, tested Hallmarks: none/worn Gems: 1 oval cushion old mine cut diamond of approx 1.00 Ct (6.37 x 5.45 mm. - J/K/VVS) – 30 old brilliant cut dia...

A bold and dynamic ring with a forty-four high white old cut diamonds contrasted against a black bed of onyx. The large centre stone (of approximately 0.80 carat) is set within a tri...

A classic egyptian revival style deco design. This ring consist of two gorgeouse octagon cut emeralds each weighing apprx. 1.5 carats and display a rich green color and good clarity...

Platinum set Art Deco Onyx and Diamond ring. Centre Diamond .36ct (est ) Finger size O 1/2

Designed as an integral piece of onyx, forming a facetted dome to the front, centering on a vertical band set with circular-cut diamonds, circa 1947. Together with a certificate of a...

An 18kt gold, onyx and diamond ring designed by Ettore Sottsass (1917-2007).

Art deco platinum onyx and diamond cocktail ring featuring a 1.74ct emerald cut centre diamond surrounded by 0.88ct round diamonds including tapered diamond set shoulders.

Platinum Art Deco ring consisting of 1 Colombian emerald weighing 4.36 carats, the emerald is flanked by step cut trapezoid diamond and custom cut onyx and a filigree undergallery.

Stunning Art Deco Onyx and Diamond Ring in 18ct Gold and Platinum set with 5 graduated old european cut diamonds of 0.05ct, 0.08ct, 0.15ct, 0.10ct, 0.04ct and 6 old cut diamonds on e...

Rings are rarely as striking as this. This special onyx and diamond ring features a glowingly white old European cut diamond secured in a hexagonal, platinum setting.

stamped "Webb"; containing a center pearl, surrounded by 76 round brilliant cut diamonds equaling approximately 3.50 carats [G-H, VS2] 26 grams width: .95 inches; size: 6 with inner ...

Antique jewelry object group: ring Condition: good condition Ring size Continental: 54 & 17¼ , Size US 6¾ , Size UK: N -Free resizing (only for extreme resizing we have to charge).

Antique Tiffany & Company Engagement Ring set with Amethyst, Onyx and Diamonds

In Art-Deco Egyptian Revival style, the cabochon coral flanked by a lotus flower, set with calibré cut rubies, emerald and sapphires, the pierced mount set with single cut (8/8) diam...

Stunning authentic Art Deco ring rendered n luxurious platinum... An Art Deco diamond, emerald, onyx and platinum ring, the navette form design, featuring 7 old European-cut diamon...

A beautiful David Webb ring in 18kt yellow gold and platinum. One 11.50 ct cabochon emerald and 22 brilliant diamonds surrounding, as well as finely cut pattrned black onyx.

28 carat octogonal cut single stone aquamarine onyx frame and brilliant cut diamonds set in an hand crafted, delicate and sophisticated looking Platinum 950 cocktail ring.

18k Rose gold ring with inlaid black jade and .50 carat G color VVS1 clarity brilliant cut Diamond.

A fantastic diamond, ruby, and onyx engagement ring in luxurious platinum. Centered by a 0.75 carat European cut diamond this ring features a double halo of rubies and Onyx all set i...

A fantastic diamond, sapphire, and onyx engagement ring in luxurious platinum. Centered by a 0.75 carat European cut diamond this ring features a double halo of Sapphires and Onyx al...

A square cut onyx that is set diamond shape in a platinum ring surrounded by 24 old European cut white diamonds.

Onyx, Platinum & Diamond Ring - 6.41 carats of Diamond, Carved Onyx, 7 1/2 ring size (potential to size down if needed)

A ring that is centered by a marquise shaped diamond and accented by onyx

Platinum Onyx and Diamond Ring Size 7- This stunning ring features one oval onyx stone (28 mm x 14 mm) surrounded 28 round old mine cut diamonds set in classic platinum.

Accented by a dome of symmetry that is designed with perfectly matching diamonds and jet black onyx. Hand crafted in platinum. Ring size 7-1/2 and may be resized to fit.

Accented by a dome of symmetry that is designed with perfectly matching diamonds and jet black onyx. Hand crafted in platinum. Ring size 7-1/2 and may be resized to fit.

This engagement ring with a round cut diamond, emeralds and black onyx is crafted in solid platinum and weighs approx. 5.8 grams.

This beautiful late Deco ring features a marquise shaped onyx gemstone and .13 carats of diamonds.

Stunning Art Deco inspired diamond ring features a matrix of surrounding emerald and onyx gemstones. The transitional cut center diamond is 1.01 carats, I color, and SI1 clarity. Cur...

Fantastic ring in platinum structure mounted with a central pearl between two onyx.

This is a handmade platinum ring made new using antique old European cut diamonds and French cut emeralds. Please notice all of the hand blading and milgrain work! .92ct center d...

The luxurious compact Cocktail Ring made of Platium 950 set with Round Cut Diamond 0.86 Carat surrounded by French Cut Onyx 8 pieces 0.85 Carat and Diamond 38 pieces 0.32 Carat. Thi...

PS: THIS POLICY IS NOT APPLICABLE TO ITEMS WITH FIX PRICE, ITEMS AT AUCTIONS AND ONGOING PROMOTIONS Fantastic ring in platinum structure mounted with cloves of onyx and coral altern...

This ring of bold and opulent design is crafted in solid platinum and weighs approximately 7.9 grams.

FInished with a filigree under gallery. The ring can be sized on request.

An Art Deco calibré onyx and diamond plaque ring of X-form design, centering on an old European cut diamond of approximately 0.90 ct., in platinum.

An Art Deco ring comprised of an octagonal onyx plaque set with an old European cut diamond and flanked by stepped baguette cut diamond shoulders, in platinum.

Centering 5 old European and single cut diamonds, weighing approximately 0.10 carat total, eye-clean and white With two faceted rounded triangle onyx measuring 9.6 x 7.4 x 2.5 mm, ...

A Platinum, Emerald, Diamond & Onyx Handmade Ring - Art Deco inspired design, Handmade, 1.42 carat fine Emerald, Forty Diamonds weighing 1.24 carats F-G color VVS-VS1 clarity

Diamond & Sapphire Ring Platinum Tested Circa 2000 Discover the elegance of this stunning Art Deco-inspired platinum ring, crafted to the highest quality standards. The centrepie...

A spectacular platinum ring by Van Cleef & Arpels, featuring a GIA-graded marquise diamond complemented by two baguette diamonds. In addition to the GIA Diamond Grading Report, the r...

A Cartier Double Diamond Ring Cocktail Ring, Platinum. The two diamonds weigh 1.06 carats and 1.07 carats. The side diamonds weigh a total of 6 carats. The total weight is 12.58 gram...

1890s Victorian 14K 3.67 Ct Diamond Antique Ring Handmade American Size 6.25 Size 6.25 4.1 gram Handmade, no damage, in good condition 9.8~9.4 mm wide by 5.4 mm deep Top Top ligh...

A spectacular Art Deco platinum onyx and diamond bangle bracelet, circa 1920. This bracelet has a strong geometric pattern created by the calibre cut onyx. It is set with Old Europea...

Step into the elegance of the Roaring Twenties with this exquisite Art Deco bracelet, crafted circa 1920s. This stunning piece is made from a luxurious combination of 18k yellow gold...

Platinum Emerald and Diamond Ring Details: Centering baguette and old European-cut diamonds, with tapered shoulders set with old European-cut diamonds and fancy-cut emeralds, approx...

Beautiful antique design cocktail ring, created with geometric shape. Mount in the center in a bezel setting, with a round brilliant cut diamond of 0.75 carats, surrounded by French ...