Vintage 1930's Letter MP Initial Black Onyx Diamond Signet Ring 14K Gold 3.24 GrChairish Auctions4.5(10.4k)$550
Omega 14k Yellow Gold Black Onyx Diamond Accent Button EarringsDiamond Depot4.2(13)$1,575May 13, 2026
Rectangular Black Onyx and Diamond Cocktail Ring in Vintage Yellow GoldBidhaus4.3(858)$9605 days Left
2.50ct Natural Princess Cut Diamonds Jet Black Onyx Clip Earrings 18 Karat**Chairish Auctions4.5(10.4k)$2,000
