15 hrs LeftPlatinum Ladies Ring with 4.02ct Black Opal and 0.72tcw Adjacent DiamondsEst. US$10,250-US$14,550US$50Riverside GalleriesArcadia, CA
4 days LeftPlatinum Ladies Ring with 4.02ct Black Opal and 0.72tcw Adjacent DiamondsEst. US$10,250-US$14,550US$50Riverside GalleriesArcadia, CA
Ends in 17h 40mBeautiful Natural 3.40Ct Black Opal Ring With Natural Blue Sapphire and 18k GoldEst. —£425William GeorgeBedfordshire
Jul 11, 2026BLACK OPAL DESIGN RING PLATINUM RINGEst. US$1,800-US$2,640US$25NY Elizabeth Beverly Hills, CA
Ends in 17h 55mBeautiful Faceted 7.74 CT Natural Opal Ring With Natural Diamond & 18k GoldEst. —£850William GeorgeBedfordshire
Jul 09, 2026Platinum Ring with 3.47ctw Black Opal and Trillion Cut Diamond AccentsEst. US$2,366-US$3,075US$100BidhausNew York, NY
Live NowGIA Platinum Black Opal Diamond Cocktail Ring Size 7.5Est. US$4,862-US$6,320US$100Mynt AuctionsNew York, NY
19 hrs LeftOpal and Black Onyx Cocktail Ring in 14k Yellow Gold Twisted FrameEst. US$1,729-US$2,247US$100BidhausNew York, NY
Ends in 17h 58mBeautiful Natural Black Opal Ring With Natural Diamond & 18k GoldEst. —£425William GeorgeBedfordshire
5 days LeftPlatinum 2.29ctw Black Boulder Opal Diamond Cluster Cocktail RingEst. US$2,002-US$2,602US$100Mynt AuctionsNew York, NY
7 days Left14k Yellow Gold Arrowhead Ring with Black Opal and DiamondsEst. US$7,631-US$9,920US$100BidhausNew York, NY
Ends in 5d 20hheavy / chunky 14ct white gold black opal and diamond signet style ringEst. £750-£800£560Banks Jewellery Auctions Gloucestershire
7 days LeftATTRIBUTED TO LIBERTY: BLACK OPAL AND DIAMOND RING, CIRCA 1915Est. £4,000-£6,000£4,000BonhamsLondon, GB
Jul 10, 2026Antique Edwardian Gold Platinum GIA Black Opal Diamond Halo RingEst. US$16,276-US$21,158US$100BidhausNew York, NY
Ends in 17h 40mBeautiful Natural 7.66Ct Black Opal Ring With Natural Black Diamonds and 18k GoldEst. —£700William GeorgeBedfordshire
Jul 09, 2026Platinum GIA Certified 2.27ctw Black Opal Diamond Cocktail RingEst. US$3,913-US$5,086US$100BidhausNew York, NY
7 days LeftGIA Certified Platinum Black Opal Diamond Cluster Ring Size 6.5Est. US$6,773-US$8,804US$100Mynt AuctionsNew York, NY
Ends in 5d 23h14K WHITE GOLD AND BLACK OPAL DOUBLET RINGEst. US$500-US$700US$480(4 bids)BonhamsLos Angeles, CA