5.45 CARAT SAPPHIRE 0.70 CARAT HALF MOON SHAPE DIAMOND 18K WG RINGModern Jewelry4.4(205)$37,000May 17, 2026
VINTAGE PLATINUM ENGAGEMENT RING 12.58CT. GEM LAB GROWN BLUE SAPPHIRE OVAL CUTModern Jewelry4.4(205)$8,0006 days Left
Platinum unheated Sri Lanka sapphire diamond ring GIAWest Coast Auction Gallery 4.7(720)$700May 14, 2026
Vintage Platinum GIA Certified 2.4ctw Royal Blue Sapphire Diamond RingBidhaus4.3(859)$5,20012 hrs Left
GIA Certified 3.38ct natural royal blue sapphire ring halo cluster**Chairish Auctions4.5(10.4k)$1,600
Platinum Ladies Ring with 3.02ct GIA Certified Unheated Sapphire and 0.49ct Adjacent DiamondsRiverside Galleries4.5(208)$504 days Left
