1.25 CT Australian Black Opal Ring in Platinum with DiamondsGallery 634.6(254)$120(4 bids)2 days Left
Platinum GIA Certified 4.04ctw Black Opal Diamond Ballerina RingMynt Auctions4.4(852)$100(1 bid)6 days Left
Platinum GIA Certified 2.93ct Black Opal Diamond Halo RingMynt Auctions4.4(852)$100(1 bid)Apr 02, 2026
Platinum Ladies Ring with 4.02ct Black Opal and 0.72tcw Adjacent DiamondsRiverside Galleries4.4(205)$50711 Lots Away
Antique 14k White Gold 2.10ct Black Opal Ring GIA CertifiedMynt Auctions4.4(852)$100(1 bid)876 Lots Away
