GIA 3.02ct Natural Black Australian Opal Platinum Diamond Filigree Ring w/ ReportHess Fine Auctions4.5(241)$225(5 bids)Feb 28, 2026
3.50ct Black Opal, 2.00ctw Diamond and Platinum RingGWS Auctions Inc.4.5(287)$1,000(1 bid)Feb 28, 2026
18K WHITE GOLD OPAL RING WITH 0.30CTS OF DIAMONDS SIZE: 8 2.2GModern Jewelry4.5(204)$1,2756 days Left
Platinum Ladies Ring with 4.02ct Black Opal and 0.72tcw Adjacent DiamondsRiverside Galleries4.4(201)$504 days Left
14K WHITE GOLD RING WITH NATURAL OPAL AND 0.35CTW DIAMONDS (SIZE: 5.75)Modern Jewelry4.5(204)$1,8006 days Left
