Platinum GIA Certified 2.93ct Black Opal Diamond Halo RingMynt Auctions4.4(851)$100(1 bid)Apr 02, 2026
Platinum GIA Certified 4.04ctw Black Opal Diamond Ballerina RingMynt Auctions4.4(851)$100(1 bid)Mar 30, 2026
Antique 14k White Gold 2.10ct Black Opal Ring GIA CertifiedMynt Auctions4.4(851)$100(1 bid)14 hrs Left
Stunning Platinum Opal and Diamond Ring 40 Diamonds 4.00 Ct OpalMynt Auctions4.4(851)$100(1 bid)Apr 01, 2026
