5 days LeftPlatinum 7 Carat Old Mine Diamond Brooch with 4 DiamondsEst. $12,884-$14,430$4,800Diamond DepotNew York, NY
Buy NowAntique White Gold and Platinum Necklace with Large Diamonds 2.34ct$7,000Eastern European Art Gallery IncBroomall, PA
6 days LeftPlatinum 3.48ctw Oval Blue Sapphire Ring with Diamond AccentsEst. $5,038-$5,643$1,550Diamond DepotNew York, NY
5 days LeftPlatinum 5.35ct Oval White Opal Ring with Diamond AccentsEst. $3,071-$3,440$1,050Diamond DepotNew York, NY
7 days LeftCirca 1940s Platinum Openwork Bracelet with 35 Carat DiamondsEst. $121,439-$136,012$41,500Diamond DepotNew York, NY
5 days LeftDavid Webb Estate Ring Platinum 18K Gold Turquoise Diamond 21.5 CtsEst. $132,975-$148,932$45,750Diamond DepotNew York, NY
6 days LeftDiamond by the Yard Platinum Necklace with 3.22ct Round Stones 18 InchEst. $7,116-$7,970$2,650Diamond DepotNew York, NY
5 days LeftGIA Certified 3.81ctw Platinum Pear Diamond Engagement RingEst. $72,930-$81,681$24,500Diamond DepotNew York, NY
7 days LeftAntique Art Deco Platinum Diamond Stackable Buckle Band Ring 9 DiamondsEst. $1,635-$1,831$590Diamond DepotNew York, NY
5 days LeftVintage Platinum 5.52ctw Long Cushion Topaz Ring with DiamondsEst. $3,690-$4,133$1,650Diamond DepotNew York, NY
7 days LeftPlatinum Sapphire Diamond Band Ring Size 7 PT900Est. $6,099-$6,831$2,750Diamond DepotNew York, NY
5 days LeftPlatinum 0.92ct Square Ruby Ring with Baguette DiamondsEst. $3,425-$3,836$1,175Diamond DepotNew York, NY
Jul 10, 2026Vintage Platinum 1.24ct GIA Round Sapphire Baguette Diamond RingEst. $4,221-$4,727$1,200Diamond DepotNew York, NY
5 days LeftVintage Platinum 4.88ct Oval Opal Diamond Halo Cocktail RingEst. $4,221-$4,727$1,900Diamond DepotNew York, NY
Jul 10, 2026Enchant Platinum Floral Diamond Pendant Necklace by Tiffany & Co.Est. $7,735-$8,663$2,250Diamond DepotNew York, NY
Buy NowEdwardian Platinum GIA 1.29ctw Diamond Solitaire Engagement Ring$5,400Diamond DepotNew York, NY
Jul 15, 20264.31 CARAT EMERALD 3.48 CARAT ROUND DIAMOND PLATINUM 18K GOLD HALO RINGEst. $43,000-$48,059$35,250Modern JewelryValley Village, CA
Jul 29, 2026EARRINGS PLATINUM 18K GOLD HUGGIE WITH DIAMONDS ART DECOEst. $11,983-$13,392$9,800Modern JewelryValley Village, CA
5 days LeftBlue Nile Platinum 0.60ctw Channel Set Diamond Wedding Band RingEst. $2,784-$3,118$900Diamond DepotNew York, NY
Jul 21, 2026OPEN HEART DIAMOND NECKLACE PLATINUM CHAINEst. $10,030-$11,210$8,200Modern JewelryValley Village, CA