PLATINUM VINTAGE ENGAGEMENT RING 1.25CT. LAB-GROWN ROUND DIAMONDSModern Jewelry4.4(204)$2,450May 10, 2026
Tapered Baguette Round Diamond Platinum Engagement Ring Setting Mounting .70 CTWChairish Auctions4.5(10.4k)$1,700
VINTAGE PLATINUM ENGAGEMENT RING 2.09CT. GEM NATURAL GREEN EMERALD MARQUISE CUTModern Jewelry4.4(204)$5,200May 10, 2026
Trillion Triangle Diamond Platinum Engagement Ring Setting Mounting, .20 CTWChairish Auctions4.5(10.4k)$950
Round Diamond Crisscross Platinum Engagement Ring Setting Mounting, .50 CTWChairish Auctions4.5(10.4k)$1,100
Baguette Princess Diamond Platinum Engagement Ring Setting Mounting, .65 CTWChairish Auctions4.5(10.4k)$1,500
Baguette Channel-Set Diamond Platinum Engagement Ring Setting Mounting, 1.08 CTWChairish Auctions4.5(10.4k)$2,000
Marquise Diamond Textured Milgrain Engagement Ring Setting Mounting PlatinumChairish Auctions4.5(10.4k)$1,400
Round Pave Milgrain Diamond Engagement Ring Setting Mounting Platinum .24 CTWChairish Auctions4.5(10.4k)$750
Tapered Baguette Diamond Halo Engagement Ring Setting Mounting Platinum .47 CTWChairish Auctions4.5(10.4k)$950
Rectangle Halo Diamond Engagement Ring Setting Mounting Platinum 1.04 CTWChairish Auctions4.5(10.4k)$2,400
Pave Diamond Textured Engagement Ring Setting Mounting Platinum .25 CTW, 5.45 GrChairish Auctions4.5(10.4k)$850
Double Cushion Halo Diamond Engagement Ring Setting Mounting Platinum .55 CTWChairish Auctions4.5(10.4k)$1,000
Tapered Baguette Diamond Engagement Ring Setting Mounting Platinum .30 CTWChairish Auctions4.5(10.4k)$1,000
