Jul 16, 2026VINTAGE PLATINUM SEMI MOUNT RING WITH 2.20 CT BRILLIANT DIAMONDS FITS 4+ CARATEst. $7,327-$8,189$6,000Modern JewelryValley Village, CA
Jul 09, 2026Two Chinese Enamel Decorated Porcelain Vases Mounted as LampsEst. $300-$500$150Brunk AuctionsAsheville, NC
Buy NowHalf Moon Yellow White Pave Diamond Engagement Ring Setting Mounting Platinum$5,036Jasper52New York, NY
Jul 15, 20268.22 CARAT MARQUISE & ROUND DIAMOND PLATINUM SEMI-MOUNT RING VINTAGE ESTATEEst. $24,446-$27,322$20,000Modern JewelryValley Village, CA
Jul 11, 2026ENGLISH VICTORIAN BRASS-MOUNTED EBONIZED WOOD MANTEL CLOCKEst. $150-$300$60Austin Auction GalleryAustin, TX
Jul 15, 20266.29 CARAT ROUND BRILLIANT F VVS2 DIAMOND PLATINUM SEMI MOUNT RINGEst. $19,652-$21,964$16,000Modern JewelryValley Village, CA
Buy NowInterlocking Set Diamond Engagement Ring Mounting Wedding Band Platinum .96 CTW$3,996Jasper52New York, NY
Buy NowBaguette Channel-Set Diamond Platinum Engagement Ring Setting Mounting, 1.08 CTW$2,556Jasper52New York, NY
Buy NowRectangle Halo Diamond Engagement Ring Setting Mounting Platinum 1.04 CTW$3,116Jasper52New York, NY
4 days LeftTacori Platinum Diamond Milgrain Ring Mounting Size 6.5Est. $3,380-$4,394$100BidhausNew York, NY
Jul 15, 2026PLATINUM SEMI MOUNT RING WITH 2.5 CARAT DIAMOND FITS 16.00*22.60 MM 20CT+Est. $15,946-$17,822$13,000Modern JewelryValley Village, CA
3 days Left950 PLATINUM SEMI-MOUNT HOLDS 1.00CT DIAMOND ENGAGEMENT 6 PRONG RING MOUNTINGEst. $1,352-$1,511$1,100Modern JewelryValley Village, CA
Aug 02, 2026Signed Sabbadini Italy 18K Pink Tourmaline RingEst. $1,000-$1,100$500Case Antiques, Inc. Auctions & AppraisalsKnoxville, TN
Ends in 10d 6hLot of 2 Scope Ring Sets Rifle Optic MountsEst. —$20(2 bids)Old Steel Historical Firearms LLCLittleton, CO
3 days LeftRITANI 18K ROSE & WHITE GOLD PAVE DIAMOND ENGAGEMENT RING SETTING MOUNTINGEst. $1,726-$1,929$1,400Modern JewelryValley Village, CA
Jul 16, 2026PATEK PHILIPPE 0.80 CARAT BAGUETTE SHAPE DIAMOND PLATINUM SEMI MOUNT RINGEst. $8,398-$9,386$6,900Modern JewelryValley Village, CA
Jul 15, 20261.14 CARAT TRIANGULAR SHAPE I SI1 DIAMOND 14 KARAT TWO TONE GOLD SEMI MOUNT RINGEst. $15,946-$17,822$13,000Modern JewelryValley Village, CA
Jul 15, 20263.00 CARAT ROUND BRILLIANT I VS1 DIAMOND PLATINUM SEMI MOUNT RINGEst. $10,132-$11,324$8,300Modern JewelryValley Village, CA
Jul 15, 20263.90 CARAT PEAR SHAPE AND ROUND BRILLIANT H VS2 DIAMOND PLATINUM SEMI MOUNT RINGEst. $14,671-$16,397$12,000Modern JewelryValley Village, CA
3 days LeftANTIQUE DECO PLATINUM SEMI MOUNT DIAMOND CLUSTER RING MOUNTING 6.7GEst. $1,352-$1,511$1,100Modern JewelryValley Village, CA
Aug 01, 20261914 Liberty Gold Coin RingEst. $1,100-$1,200$550Case Antiques, Inc. Auctions & AppraisalsKnoxville, TN
Buy NowTapered Baguette Round Diamond Platinum Engagement Ring Setting Mounting .70 CTW$2,236Jasper52New York, NY
Jul 15, 20262.54 CARAT TRIANGULAR SHAPE I SI1 DIAMOND WHITE PLATINUM SEMI MOUNT RINGEst. $34,000-$38,000$28,000Modern JewelryValley Village, CA