DIAMOND OPAL GOLD RING/PENDANT 18K YELLOW 14.5CT OVAL COCKTAIL STYLEModern Jewelry4.5(205)$18,000Jun 14, 2026
BAGLEY & HOTCHKISS 18K YELLOW GOLD BLACK OPAL INLAY & DIAMOND RING 12.5GModern Jewelry4.5(205)$3,200May 31, 2026
KARIN TREMONTI ETRUSCAN 18K YELLOW GOLD AUSTRALIAN BLACK OPAL & DIAMOND RINGModern Jewelry4.5(205)$5,500May 31, 2026
CASBAH 18K YELLOW GOLD MARQUISE CUT AUSTRALIAN FIRE OPAL & DIAMOND HALO RINGModern Jewelry4.5(205)$2,750May 31, 2026
18k Yellow Gold 8.86ct Opal Cocktail Ring with Diamond ProngsMynt Auctions4.4(873)$100(1 bid)5 days Left
18K WHITE GOLD OPAL RING WITH 0.30CTS OF DIAMONDS ( SIZE: 8 ) 2.2GModern Jewelry4.5(205)$1,2755 days Left
VTG MODERNIST BRUTALIST 18K YELLOW GOLD AUSTRALIAN BLACK OPAL DIAMOND RING 28.7GModern Jewelry4.5(205)$6,300May 31, 2026
Vintage 18k Yellow Gold Opal Diamond Bombe Cocktail Ring 1.40ctwDiamond Depot4.2(15)$2,4505 days Left
