PLATINUM VINTAGE ENGAGEMENT RING 3.35CT. NATURAL MARQUISE DIAMOND SHAPEModern Jewelry4.5(205)$31,5005 days Left
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PLATINUM VINTAGE ENGAGEMENT RING 1.25CT. NATURAL MARQUISE RUBY DIAMONDModern Jewelry4.5(205)$3,8505 days Left
MARQUISE DIAMOND ETERNITY RING IN PLATINUM 6MM WIDE BAND SIZE 4.5Modern Jewelry4.5(205)$12,000May 17, 2026
PLATINUM 18K VINTAGE FILIGREE ENGAGEMENT RING 2.88CT. NATURAL MARQUISE DIAMONDModern Jewelry4.5(205)$13,2505 days Left
VINTAGE ART DECO 1.95CT DIAMOND & EMERALD PLATINUM MARQUISE RING SIZE 5Modern Jewelry4.5(205)$20,750May 17, 2026
Platinum Marquise Fancy Yellow Diamond Ring With Six Accent Diamonds Circa 1950sDiamond Depot4.2(14)$19,500May 13, 2026
Marquise 3.10ct Diamond Platinum Eternity Band Ring 5.8 GramsDover Jewelry4.4(17)$450(3 bids)6 days Left
VINTAGE PLATINUM ENGAGEMENT RING 7.88CT.NATURAL TEAL BLUE MARQUISE DIAMONDModern Jewelry4.5(205)$17,5005 days Left
Platinum Ring with Marquise Diamond Center and Sapphire Accents Size 7.5Bidhaus4.3(859)$6,1002 days Left
