C DUNAIGRE Certified Sapphire Diamond Halo Ring 15.31 Carats PlatinumBidhaus4.3(864)$100,0007 days Left
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Sapphire and Diamond Ring in Platinum with 2.51 Carat Center StoneMynt Auctions4.4(881)$4,6505 days Left
Art Deco Platinum Synthetic Sapphire & Diamond RIngWilliamson Auction Gallery4.7(288)$800Jun 18, 2026
