Vintage 18K gold sapphire and diamond ring. Central oval cut sapphire (5 x 6mm approx.) surroundedTremont Auctions4.6(313)$375(4 bids)Mar 01, 2026
14K gold sapphire and diamond mounted ring. Central oval sapphire (5.4 x 8.2mm) flanked by 2 roundTremont Auctions4.6(313)$250(1 bid)Mar 01, 2026
