Sold2022Art Deco Onyx Diamond 18k RingArt Deco Onyx Diamond Approx 0.1ct 18k White Gold  Weight 6.72gr Measurement 0.3”x0.83” Ring Size See Sold Price
Sold2021Magerit Babylon 19.5mm Onyx, Diamond and 18K RingMagerit Babylon 19.5mm Onyx, 0.50ctw Diamond and Solid 18K Yellow Gold Caramelo Ring - This beautiful Caramelo ring from Spanish luxury jewelry house Magerit's Babylon collection is crafted in solid 1See Sold Price
Sold202029mm Carved White Onyx, 0.75ctw Diamond 18K Ring29mm Carved White Onyx, 0.75ctw SI1-SI2/G-H Diamond Solid 18K White Gold Ring - This lovely ring was finely crafted of solid 18k white gold and boasts a 29mm carved white onyx which is decorated withSee Sold Price
Sold2021Onyx, Diamond and 18K RingMan's Vintage Black Onyx, Diamond and 18 Karat Yellow Gold Ring. Ring size 6-1/2. Approx. weight: 8.42 grams. Condition: Good vintage pre-owned condition. Estimate: $300.00 - $500.00 Domestic ShippingSee Sold Price
Sold2021Roberto Coin 1.00ctw VS1-VS2/G-H Diamond, Onyx 18K RingRoberto Coin 1.00ctw VS1-VS2/G-H Diamond, 20.5mm Faceted Onyx Solid 18K Rose Gold Cocktail Ring - This beautiful ring was made by Roberto Coin, and was finely crafted of solid 18k rose gold. This ringSee Sold Price
Sold2020Van Cleef & Arpels 0.60ctw Diamond, Onyx & 18K RingVan Cleef & Arpels 0.60ctw VVS2-VS1/F-G Diamond, Onyx & Solid 18K Yellow Gold Ring - This lovely ring was made by one of the world's foremost designers of high-caliber luxury jewelry, Van Cleef & ArpeSee Sold Price
Sold2021Van Cleef & Arpels 0.50ctw Diamond, Onyx & 18K RingVan Cleef & Arpels 0.50ctw VS1-VS2/E-F Diamond, Carved Onyx and Solid 18K Yellow Gold Buckle Ring - This beautiful ring comes from one of the world's foremost designers of high-caliber luxury jewelry,See Sold Price
Sold2020Oro Trend 0.75ctw VS2-SI1/G-H Diamond, Onyx 18K RingOro Trend 0.75ctw VS2-SI1/G-H Diamond, Black & White Onyx Solid 18K White Gold Ring - This ring was made by Oro Trend and was finely crafted of solid 18k white gold. The ring is decorated with white aSee Sold Price
Sold202113mm Clear Quartz, 0.75ctw Diamond, Onyx & 18K Ring13mm Clear Quartz, 0.75ctw SI1-SI2/G-H Diamond, Onyx and 18K White Gold Ring - This lovely ring is made of solid 18k white gold and is decorated with black onyx and a central 13mm clear quartz over aSee Sold Price
Sold2017Black Onyx, Diamond, 18k Yellow Gold Ring.Black Onyx, Diamond, 18k Yellow Gold Ring. Featuring one rectangular-cut black onyx tablet, surrounded by twenty-two full-cut diamonds weighing a total of approximately 0.30 cttw., set in an 18k yelloSee Sold Price
Sold2021Onyx, Diamonds, Porcelain & 18k Gold RingNice Looking Porcelain Ring Crafted in 18k yellow Gold featuring a center Square Onyx with Round Diamonds Approx. 0.37ct. Ring size: 7. Mesaurements: 0.8x1.0". Weight: 14.8g.See Sold Price
Sold2022Van Cleef & Arpels 0.80ctw Diamond, Onyx & 18K Swan RingVan Cleef & Arpels 0.80ctw VS1-VS2/G-H Diamond, Fluted Onyx and Solid 18K Yellow Gold Swan Bypass Ring W/0.35ctw Emerald Accents - This beautiful ring was made by one of the world's foremost designersSee Sold Price
Sold20221.25ctw SI1-SI2/G-H Diamond, 18K & Onyx Ring1.25ctw SI1-SI2/G-H Diamond, Solid 18K Yellow Gold & Onyx Ring - This lovely ring was finely crafted of solid 18k yellow gold and black onyx. The ring is decorated with approximately 1.25ctw SI1-SI2/GSee Sold Price
Sold2022Diamond, Onyx and 18K RingVintage Forty Invisible Set Square Cut Diamond, Black Onyx and 18 Karat Yellow Gold Ring. Diamonds F-G color, VS1-VS2 clarity. Ring size 6-1/2. Approx. weight: 10.60 grams. Condition: Very good vintagSee Sold Price
Sold2022Modernist Pave Diamond Onyx 18k Gold RingConcentric ovals of onyx and pave diamonds stacked on 18k yellow gold setting. Ring size 6.75, top length 1 3/8 in.; total weight 15.9 grams Provenance: The Estate of Virginia Lamberton, San AntonioSee Sold Price
Sold2021Coral, Onyx and Diamond RingCoral, Onyx and Diamond Ring 18k yellow gold, the ring mounted with an oval cabochon-cut coral weighing approximately 6.19 carats, accented by calibrated-cut black onyx and round brilliant-cut diamondSee Sold Price
Sold2022Black Onyx and Diamond RingBlack Onyx and Diamond Ring 18k yellow gold, the ring mounted with a central band of faceted black onyx weighing approximately 6.50 carats in total, flanked on the top and bottom by a band of princessSee Sold Price
Sold2023A David Yurman onyx and diamond ringA David Yurman onyx and diamond ring18k yellow gold; Stamped: (C) / D.Y. / 750Centering a cushion shaped fancy-cut onyx gauged at 20mm x 20mm x 10mm flanked on each corner by a total of twenty round fSee Sold Price
Sold2022Roberto Coin 1.00ctw Diamond, 27.5mm Onyx 18K RingRoberto Coin 1.00ctw VS1-VS2/G-H Diamond, 27.5mm Faceted Onyx Solid 18K Rose Gold Cocktail Ring - This beautiful ring was made by Roberto Coin, and was finely crafted of solid 18k rose gold. This ringSee Sold Price
Sold2023Van Cleef & Arpels Diamond Onyx 18k Gold Alhambra RingMETAL: 18k Gold. GEMSTONES: Diamond. Onyx. MEASUREMENTS: Ring size 4, ring top is 14.5mm x 14.7mm wide. MARKED: VCA 750, 47 CL111838. WEIGHT: 5.8 grams. Retail $3550.Gemstones have not been graded forSee Sold Price
Sold2021Luca Carati 0.90ctw Diamond, 18K & Onyx Key RingLuca Carati 0.90ctw VS1-VS2/G-H Diamond, Solid 18K White Gold & Onyx Key Ring - This lovely key ring was made by Luca Carati and was finely crafted of solid 18k white gold. The key ring has a horse moSee Sold Price
Sold2020A Judith Ripka Onyx & Diamond Ring in 18K18K yellow gold ring by Judith Ripka featuring a cushion shape cabochon black onyx set in the center of ring with 22 full cut diamonds weighing approx. 0.35 ctw set in tips of prongs and side of centeSee Sold Price
Sold2022Gucci Marche des Marveilles Diamond Onyx 18k Gold Cat RingMetal : 18k Gold Designer : Gucci Gemstone : Onyx, Diamond Measurements : Ring size 6, top measures 10mm x 9mm Marked: : 12, Gucci, Au750, Italian mark. Weight: 6.2 gramsSee Sold Price
Sold2024VINTAGE 18K DIAMOND & ONYX RINGVintage 18KT white gold ring with (3) round diamonds set in black onyx. Onyx measures 21 x 10 MM. Ornate filigree mounting. Size 6.5, weighs 5.3 grams.See Sold Price
6 days LeftArk Auctions IncVan Cleef & Arpels Cosmos ring, Large model. 18k white gold, Onyx, Diamond.$5,000
6 days LeftArk Auctions IncCARTIER PANTHERE DE CARTIER RING Size 55 18K Yellow Gold Diamond Size 55$11,000
6 days LeftArk Auctions IncCARTIER PANTHERE DE CARTIER RING, Size 55 18K WHITE GOLD DIAMOND SIZE 55$20,000
4 days LeftFederal Assets Auctioneers18K White Gold Oval Bezel Set Black Onyx & Burnish Set Round Diamond Bubble Ring$1
Jun 24Platinum Auction GroupPiaget Polo Onyx Diamond Bezel & DIAL18k Yellow Gold Ladies Watch 435730$900
6 days LeftArk Auctions IncCARTIER 18K White Gold 2 Headed Panthere Diamond Onyx & Emerald Ring$17,000