Second-hand - Platinum PT900 ring, set with a 14-carat black opal and a 5-carat diamond.TOISHINSEI Co., Ltd.4.7(175)$10,0001 day Left
DIAMOND OPAL GOLD RING/PENDANT 18K YELLOW 14.5CT OVAL COCKTAIL STYLEModern Jewelry4.5(205)$18,000Jun 14, 2026
Platinum GIA Certified 1.30ctw Black Opal Diamond Cocktail RingMynt Auctions4.4(876)$100(1 bid)6 days Left
3.69ct Cushion Opal and 0.19ctw Diamond East-West Halo 14K White Gold RingSerenity Gallerie4.3(4)$25(1 bid)1 day Left
