Round Solitaire Diamond Engagement Ring Platinum, 1.01 CT, 5.52 GramsChairish Auctions4.5(10.3k)$2,000
1.21 CARAT OLD EUROPEAN CUT AND TRIANGULAR DIAMOND PLATINUM ENGAGEMENT RINGModern Jewelry4.5(204)$5,700Mar 03, 2026
0.97 CARAT CIRCULAR BRILLIANT CUT I SI DIAMOND PLATINUM ART DECO RINGModern Jewelry4.5(204)$4,350Mar 03, 2026
0.90 CARAT ROUND BRILLIANT H SI1 DIAMOND PLATINUM ART DECO RINGModern Jewelry4.5(204)$4,500Mar 03, 2026
Vintage Platinum Engagement Ring with .80ct Old European Cut Diamond K-L SI2Bidhaus4.2(837)$1004 days Left