Jul 05, 2026Natural Violetish Blue Tanzanite Gemstones 2.42 Ct. Clean Oval Shape 9.22 x 7.38 Mm.Est. $2,904-$4,563$1Treasure of Gems & JewelryLake Charles, LA
16 hrs LeftJEWELERY. 14kt Gold Diamond and Tanzanite BraceletEst. $1,000-$1,500$500Clarke Auction GalleryLarchmont, NY
16 hrs LeftJEWELRY. 14kt Gold Tanzanite and Diamond Pendant.Est. $1,200-$1,500$600Clarke Auction GalleryLarchmont, NY
7 days Left14K Tanzanite, Opal, and Diamond Hinged CuffEst. $1,500-$2,500$750(1 bid)Vogt Auction TexasSan Antonio, TX
Jul 19, 2026Natural Blue Tanzanite Gemstones 2.19 Ct. Clean Oval Shape 9.5 x 7.5 Mm.Est. $1,751-$2,753$1Treasure of Gems & JewelryLake Charles, LA
18 hrs LeftNatural Blue Tanzanite Gemstones 2.12 Ct. Clean Cushion Shape 8.8 x 7.5 Mm.Est. $1,165-$1,832$1Treasure of Gems & JewelryLake Charles, LA
Jul 05, 2026Natural Violetish Blue Tanzanite Gemstones 9.04 Ct. Clean Round Shape 12.42 x 12.48 Mm.Est. $20,354-$31,984$1Treasure of Gems & JewelryLake Charles, LA
Jul 13, 2026Natural Violetish Blue Tanzanite Gemstones 1.99 Ct. Octagon Shape 9.88 x 5.91 Mm.Est. $1,507-$2,368$1Treasure of Gems & JewelryLake Charles, LA
16 hrs LeftJEWELRY 14kt Gold Diamond and Tanzanite ChandelierEst. $300-$500$250(2 bids)Clarke Auction GalleryLarchmont, NY
Jul 05, 2026Natural Violetish Blue Tanzanite Gemstones 2.71 Ct. Clean Cushion Shape 8.37 x 7.35 Mm.Est. $2,659-$4,179$1Treasure of Gems & JewelryLake Charles, LA
16 hrs LeftJEWELRY 14kt Gold Rose Cut Diamond and TanzaniteEst. $300-$500$150Clarke Auction GalleryLarchmont, NY
Jul 13, 2026Natural Violetish Blue Tanzanite Gemstones 2.48 Ct. Clean Cushion Shape 6.63 x 8.17 Mm.Est. $2,414-$3,794$1Treasure of Gems & JewelryLake Charles, LA
5 days LeftTiffany & Co. "Paper Flowers" Platinum Diamond & Tanzanite RingEst. $3,000-$5,000$2,000(1 bid)Akiba GalleriesDania Beach, FL
18 hrs LeftNatural Violetish Blue Tanzanite Gemstones 1.17 Ct. Oval Shape 6.9 x 5.7 Mm.Est. $701-$1,103$1Treasure of Gems & JewelryLake Charles, LA
Jul 30, 2026Tanzanite and Diamond 18K Yellow Gold RingEst. $1,500-$2,500$800Auctions at ShowplaceAstoria, NY
18 hrs LeftNatural Violetish Blue Tanzanite Gemstone 1.69 Ct. Oval Shape 8.4 x 6.6 Mm.Est. $492-$774$1Treasure of Gems & JewelryLake Charles, LA
18 hrs LeftNatural Violet Blue Tanzanite Gemstones 0.73 Ct. Oval Shape 6 x 5.3 Mm.Est. $185-$290$1Treasure of Gems & JewelryLake Charles, LA
18 hrs LeftNatural Violetish Blue Tanzanite Gemstones 1.52 Ct. Clean Fancy Shape 6.8 x 5.3 Mm.Est. $855-$1,343$1Treasure of Gems & JewelryLake Charles, LA
Jul 10, 202614K White Gold 16 CTW Tanzanite Sugarloaf & Ceylon Sapphire EarringsEst. $135,000-$136,900$1001111 Jewelry Store, LLCOwens Cross Roads, AL
18 hrs LeftNatural Blue Tanzanite Gemstones 1.78 Ct. Pear Shape 9.4 x 7.4 Mm.Est. $333-$524$1Treasure of Gems & JewelryLake Charles, LA
Jul 05, 2026Natural Violetish Blue Tanzanite Gemstones 1.14 Ct. Clean Oval Shape 7.9 x 5.4 Mm.Est. $299-$471$1Treasure of Gems & JewelryLake Charles, LA
Jul 13, 2026Natural Violetish Blue Tanzanite Gemstones 2.85 Ct. Octagon Shape 9.20 x 7.34 Mm.Est. $2,580-$4,054$1Treasure of Gems & JewelryLake Charles, LA
Jul 08, 2026Oscar Friedman Platinum Tanzanite and Diamond RingEst. $2,500-$3,000$1,100(2 bids)Coral Gables AuctionCoral Gables, FL
Jul 05, 2026Natural Violetish Blue Tanzanite Gemstones 1.14 Ct. Octagon Shape 7.7 x 4.8 Mm.Est. $470-$738$1Treasure of Gems & JewelryLake Charles, LA