GIA 3.02ct Natural Black Australian Opal Platinum Diamond Filigree Ring w/ ReportHess Fine Auctions4.5(239)US$150(2 bids)Feb 28, 2026
Platinum GIA Certified 2.27ctw Black Opal Diamond Cocktail RingDiamond Depot4.3(10)US$2,15024 hrs Left
A Love Etched in Starlight, Platinum Black Opal & Diamond RingTurtle Bay AuctionsUS$2,150Feb 20, 2026
Antique Edwardian Gold Platinum GIA Black Opal Diamond Halo RingDiamond Depot4.3(10)US$8,700713 Lots Away
Exquisite Platinum Opal 3.50 Ct Diamond Ring with 24 G-H DiamondsMynt Auctions4.4(827)US$1004 days Left
