20215.85ct Black Opal, 0.85ctw Diamond Platinum Ring5.85ct Black Opal, 0.85ctw VS1-VS2/G-H Diamond Solid Platinum Ring - This lovely ring was finely crafted of solid platinum and is decorated with a 5.85ct (approximate) black opal which displays a blacSee Sold Price
Sold2016Black Opal, Diamond, Platinum Ring, Ayres The rBlack Opal, Diamond, Platinum Ring, Ayres The ring features a pear-shaped black opal cabocSee Sold Price
Sold20212.90ct Opal, 0.85ctw Diamond Platinum Ring2.90ct Opal, 0.85ctw VS2-SI1/G-H Diamond Solid Platinum Ring - This lovely ring was finely crafted of solid platinum and boasts an approximately 2.90ct oval shaped opal. This opal displays a clean whiSee Sold Price
Sold20214.90ct Opal, 0.85ctw Diamond Platinum Ring4.90ct Opal, 0.85ctw VS2-SI1/G-H Diamond Solid Platinum Ring - This lovely ring was finely crafted of solid platinum and boasts an approximately 4.90ct opal which displays stunning flashes of green, ySee Sold Price
Sold2018Black Opal, Diamond, Platinum, Gold Ring The riBlack Opal, Diamond, Platinum, Gold Ring The ring features an oval-shaped black opal cabocSee Sold Price
Sold20215.90ct Black Opal, 2.00ctw Diamond Platinum Ring5.90ct Black Opal, 2.00ctw VS2-SI1/G-H Diamond Solid Platinum Ring - This beautiful ring was finely crafted of solid platinum and boasts a 5.90ct (approximate) genuine black opal which displays an exqSee Sold Price
Sold20213.50ct Black Opal, 2.00ctw Diamond & Platinum Ring3.50ct Black Opal, 2.00ctw SI1-SI2/G-H Diamond and Solid Platinum Ring - This ring is crafted of solid platinum and boasts an approximately 3.50ct black opal which displays beautiful flashes of greenSee Sold Price
Sold20212.15ct Black Opal, 0.95ctw Diamond Platinum Ring2.15ct Black Opal, 0.95ctw VS1-VS2/G-H Diamond Solid Platinum Ring - This lovely ring was finely crafted of solid platinum and boasts a 10.5mm round cut black opal which displays beautiful vivid flashSee Sold Price
Sold2021GIA Natural Black Gray Opal Diamond Platinum RingTitle: GIA Natural Black Gray Opal Diamond Platinum Ring Description:A huge mid-century crossover ring with several white and clean diamonds and a large back or gray natural opal with no treatment! ThSee Sold Price
Sold20203.70ct Black Opal, 0.95ctw Diamond Platinum Ring3.70ct Black Opal, 0.95ctw SI1-SI2/G-H Diamond Solid Platinum Ring - This ring was finely crafted of solid platinum and boasts a 3.70ct (approximate) oval shaped black opal which displays an exquisiteSee Sold Price
Sold20202.75ct Black Opal, 1.25ctw Diamond Platinum Ring2.75ct Black Opal, 1.25ctw VS2-SI1/G-H Diamond Solid Platinum Ring - This lovely ring was finely crafted of solid platinum and boasts an approximately 2.75ct oval-shaped black opal which displays an eSee Sold Price
Sold20212.20ct Black Opal, 1.30ctw Diamond Platinum Ring2.20ct Black Opal, 1.30ctw VS2-SI1/G-H Diamond Solid Platinum Ring - This beautiful ring was finely crafted of solid platinum and boasts an approximately 2.20ct black opal. The opal displays a beautifSee Sold Price
Sold20202.45ct Black Opal, 0.50ctw Diamond Platinum Ring2.45ct Black Opal, 0.50ctw SI1-SI2/G-H Diamond Solid Platinum Ring - This ring was finely crafted of solid platinum and boasts an approximately 2.45ct oval shaped black opal which displays a beautifulSee Sold Price
Sold20213.50ct Opal, 0.85ctw Diamond and Platinum Ring3.50ct Opal, 0.85ctw VS2-SI1/G-H Diamond and Solid Platinum Ring - This lovely ring is crafted of solid platinum and boasts a 3.50ct opal center which displays beautiful flashes of orange, yellow, greSee Sold Price
Sold202117.5mm Opal, 0.85ctw Diamond Solid Platinum Ring17.5mm Opal, 0.85ctw VS1-VS2/G-H Diamond Solid Platinum Ring - This lovely ring was finely crafted of solid platinum and boasts a 17.5mm oval shaped opal. The opal is flanked by approximately 0.85ctwSee Sold Price
Sold202113.5mm Black Opal, 0.50ctw Diamond Platinum Ring13.5mm Black Opal, 0.50ctw SI1-SI2/G-H Diamond Solid Platinum Ring - This ring is made of solid platinum and boasts a 13.5mm black opal center. The ring is then finished with approximately 0.50ctw SI1See Sold Price
Sold2017Black Opal Slate, 1ctw Diamond & Platinum Ring18.5mm Black Opal Slate, 1.00ctw VS1-VS2/F-G Diamond & Solid Platinum Cocktail Ring W/Emerald Accents - This beautiful ring was finely crafted of solid platinum, and boasts a lovely, 18.5mm black opalSee Sold Price
Sold2017FINE Black Opal 3.25 CT TW Diamond Platinum RingStunning large exceptional quality black Australian opal and diamond ring. Crafted out of platinum. Features a large natural solid black opal cabochon with an explosion of colors ranging from green, bSee Sold Price
Sold2023Black Opal and Diamond Ring PLATINUMOpal and Diamond Ring. Speckled with blues and greens, this 8.15 carat black opal is prong set in a platinum ring with .18 carats of round, brilliant-cut, G-I color, SI1-SI2 clarity diamonds on the siSee Sold Price
Sold2021Black Opal Platinum Diamond Ring2.19 very fine Australian black opal with platinum settings and 0.44 Diamonds F-VSSee Sold Price
Sold2023Black Opal and Diamond Halo Ring PLATINUMOpal and Diamond Ring. A .94 carat cabochon black opal is raised above a .78 carat round, brilliant-cut and baguette, G-I color, SI1-SI2 clarity diamond skirt on a platinum ring. The ringSee Sold Price
Sold20161970's Platinum Black Opal & Diamond Ring1970's Platinum Black Opal & Diamond Ring. The ring is centrally set with a large oval cabochon cut black peacock opal. It exhibits a fine blue to green harlequin play of color. It weighs approx. 5.99See Sold Price
Sold2023GIA 5.39 cts Black Opal & Diamond Ballerina Cocktail Ring in PlatinumGIA 5.39 cts Black Opal & Diamond Ballerina Cocktail Ring in PlatinumSee Sold Price
Sold2017Platinum Diamond Black Opal RingMETAL: Platinum. GEMSTONES: Diamonds, Black opal - 25mm x 16.8mm. (opal has fine line scratches). MEASUREMENTS: Ring size 7. MARKED: LRW, PLAT. WEIGHT: 9.9 grams. Gemstones have not been graded for coSee Sold Price
2 days LeftAhlers & Ogletree Auction Gallery10 CT BLACK OPAL & DIAMOND PLATINUM COCKTAIL RING$900(3 bids)
4 days LeftMiami Auction GalleryEstate GIA Large Black Opal Diamond Platinum Cocktail Ballerina Ring$34,500
2 days LeftIntervenduePLATINUM OPAL & DIAMOND RING, 3.30 dwt., .18ct.TW ROUND WHITE Diamonds 2.70ct.TW OVAL OPAL$500
5 days LeftClaydon Auctioneers LtdA platinum ring set with central black opal cabochon flanked by diamonds in an Art deco style£360
3 days LeftFederal Assets Auctioneers5.19 ctw Fancy Black CENTER Diamond Platinum Ring (5.31 ctw Diamonds)$1
May 06Heritage Auctions55260: Opal, Diamond, Platinum Ring Stones: Opal caboc$5,000
24 mins LeftSeized Assets AuctioneersVintage 14k Yellow Gold Oval Opal Diamond & Black Enamel Ladies Cocktail Ring$1(1 bid)