FEATURED3 days LeftTiffany & Co. Schlumberger Bird on a Rock Citrine Diamond Platinum & 18K Gold Brooch with GIAEst. $20,000-$35,000$20,000(4 bids)Victorins AuctionsTokyo, Setagaya City
2 days LeftTIFFANY & CO SCHLUMBERGER DIAMOND PLATINUM BUDS RING 1.63CT E VS2 GIA ENGAGEMENTEst. $67,150-$75,050$55,000Modern JewelryValley Village, CA
Jul 05, 2026VINTAGE TIFFANY & CO PLATINUM RING NATURAL OVAL UNTREATED RUBY 3.00CT. GIA CERT.Est. $46,750-$52,250$38,500Modern JewelryValley Village, CA
Jul 05, 202610.38CT. TIFFANY & CO 18K YELLOW GOLD RING NATURAL PERIDOT CUSHION CUT GIA CERTEst. $13,515-$15,105$11,000Modern JewelryValley Village, CA
Jul 12, 2026TIFFANY & CO. DIAMOND 0.85CT G VVS PLATINUM KNIFE EDGE SOLITAIRE RING GIAEst. $11,900-$13,300$9,800Modern JewelryValley Village, CA
FEATUREDEnds in 4d 17hTiffany & Co Schlumberger Diamond Platinum Buds RING 1.63ct E VS2 GIA EngagementEst. $38,000-$46,000$15,000Jasper52New York, NY
Jul 15, 2026TIFFANY & CO PLATINUM ENGAGEMENT RING WITH 1.09 CARAT ROUND H-VS2 GIA DIAMONDEst. $21,029-$23,503$17,250Modern JewelryValley Village, CA
Jul 15, 2026TIFFANY & CO 2.80 CARAT OLD EUROPEAN CUT DIAMOND 18K GOLD-PLAT OPAL PENDANTEst. $45,900-$51,300$37,750Modern JewelryValley Village, CA
Jul 05, 2026Tiffany & Co. Art Deco Platinum Royal Blue Sapphire Diamond Ring GIA CertifiedEst. $20,553-$26,718$100(1 bid)BidhausNew York, NY
Jul 05, 2026VICTORIAN TIFFANY & CO 18K YELLOW GOLD 0.78CT.NATURAL BURMA UNTREATED RUBY GIAEst. $21,250-$23,750$17,500Modern JewelryValley Village, CA
Jul 15, 2026TIFFANY & CO 2.30 CARAT OVAL SHAPE RUBY PLATINUM SEMI MOUNT RINGEst. $15,470-$17,290$12,500Modern JewelryValley Village, CA
Jul 15, 2026TIFFANY & CO 2.15 CARAT ROUND BRILLIANT H VVS1 DIAMOND PLATINUM ENGAGEMENT RINGEst. $55,000-$61,471$45,250Modern JewelryValley Village, CA
Jul 15, 2026TIFFANY AND CO 1.57 CARAT ROUND BRILLIANT DIAMOND PLATINUM ENGAGEMENT RINGEst. $45,900-$51,300$37,750Modern JewelryValley Village, CA
Jul 03, 2026Tiffany & Co. Vintage 0.67ctw GIA Diamond Solitaire Engagement Ring in PalladiumEst. $8,265-$9,257$2,850Diamond DepotNew York, NY
4 days LeftTiffany & Co. Vintage 0.67ctw GIA Diamond Solitaire Engagement Ring in PalladiumEst. $4,862-$6,320$100BidhausNew York, NY
5 days LeftTiffany & Co. Platinum Solitaire Ring 0.47ct Pear Diamond GIA Cert Size 7Est. $9,613-$10,767$3,000Diamond DepotNew York, NY
Jul 15, 2026TIFFANY & CO.. 1.83 CARAT CUSHION BRILLIANT F-VVS2 DIAMOND PLATINUM RINGEst. $45,000-$50,294$37,000Modern JewelryValley Village, CA
3 days LeftTiffany & Co. Vintage Platinum GIA 1.52ct Oval Diamond Engagement RingEst. $17,225-$22,392$100(1 bid)BidhausNew York, NY
Jul 15, 2026TIFFANY & CO 1.21 CARAT ROUND BRILLIANT I VVS1 DIAMOND PLATINUM ENGAGEMENT RINGEst. $25,000-$27,941$20,500Modern JewelryValley Village, CA
Jul 15, 2026TIFFANY & CO.. 1.13 H-VS2 DIAMOND PLATINUM ENGAGEMENT RINGEst. $17,000-$19,000$14,000Modern JewelryValley Village, CA
Jul 15, 2026TIFFANY & CO 1.27 CARAT ROUND BRILLIANT H VVS2 DIAMOND PLATINUM ENGAGEMENT RINGEst. $21,000-$23,471$17,250Modern JewelryValley Village, CA
Jul 15, 2026TIFFANY & CO 1.49 CARAT ROUND BRILLIANT DIAMOND PLATINUM ENGAGEMENT RINGEst. $21,000-$23,471$17,250Modern JewelryValley Village, CA
4 days LeftTiffany & Co. Platinum Solitaire Ring 1.88ct Diamond GIA CertEst. $88,002-$98,562$26,750Diamond DepotNew York, NY
Jul 15, 2026TIFFANY & CO 1.15 CARAT ROUND BRILLIANT H VS1 DIAMOND PLATINUM ENGAGEMENT RINGEst. $17,000-$19,000$14,000Modern JewelryValley Village, CA