FeaturedSave6 days LeftCartier Pasha 18k White Gold Diamond Color Stone Ring Box + Papers sz 6 52Chairish Auctions4.5(10.4k)Est. $17,000-$20,000$11,000
FeaturedSave4 days LeftVintage 14KT Yellow Gold Amethyst Opal Halo RingRetro Roadshow Auctions4.6(172)Est. $300-$500$100(4 bids)
FeaturedSave6 days LeftSterling Native Amethyst Hook Back EarringsRetro Roadshow Auctions4.6(172)Est. $50-$200$2
FeaturedSave4 days LeftSterling Silver Amethyst CZ Oval Halo RingRetro Roadshow Auctions4.6(172)Est. $50-$150$2(1 bid)
SaveApr 22, 2026Rare Seaman Schepps Aquamarine Diamond Coral Pink Tourmaline Amethyst Pearl Marine Scene Brooch 18kHess Fine Auctions4.5(247)Est. $8,000-$10,000$200(3 bids)
SaveApr 18, 2026RARE Matilde Poulat MATL Amethyst and Turquoise Panel BraceletRetro Roadshow Auctions4.6(172)Est. $1,500-$3,000$600(7 bids)
SaveMay 04, 2026Tamara Comolli Multi-Stone, Convertible Gold NeHeritage Auctions4.2(581)Est. $6,000-$8,000$3,000(1 bid)
Save3 hrs LeftCHRISTIAN DIOR DIORETTE AMETHYST DIAMOND 18K YELLOW GOLD RINGNY Elizabeth 4.2(111)Est. $16,875-$24,750$1,000(2 bids)
Save7 days LeftJEWELRY. Platinum Amethyst Cabochon and DiamondClarke Auction Gallery4.5(616)Est. $500-$700$250(1 bid)
SaveApr 13, 2026Boucheron Vintage Diamond Citrine Amethyst Ruby 18K Gold Bouquet Brooch 20.5 GramsDover Jewelry4.4(13)Est. $8,000-$9,000$100(2 bids)
Save3 days LeftTiffany & Co. Circa 1990 18K Gold Sapphire Amethyst Diamond Jewelry SetDiamond Depot4.3(11)Est. $105,349-$127,473$49,250
SaveApr 30, 2026Los Ballesteros Taxco Silver Amethyst Jewelry SetAuctions at Showplace4.6(828)Est. $600-$800$250
Save7 days LeftJEWELRY. 14kt Gold, Jade and Amethyst Bracelet.Clarke Auction Gallery4.5(616)Est. $400-$600$200(1 bid)
SaveApr 18, 2026Bvlgari 1.22ctw Diamond, Amethyst, Tourmaline EarringsGWS Auctions Inc.4.5(289)Est. $34,000-$35,000$6,000
Save6 days Left14K Yellow Gold Angela Conty Amethyst Leaf NecklaceFlannery's Estate Services4.6(463)Est. $2,000-$4,000$1,000(1 bid)
SaveApr 15, 2026Pair of 14k Gold Amethyst Gemstone Cufflinks 22g.Hill Auction Gallery 4.7(1k)Est. $1,000-$3,000$500(1 bid)
Save4 days LeftRetro, Amethyst, ruby, and diamond ringToomey & Co. Auctioneers4.7(408)Est. $1,500-$2,000$1,200
SaveMay 04, 2026Aletto Bros. Amethyst, Prasiolite, Gold BraceletHeritage Auctions4.2(581)Est. $10,000-$15,000$8,000
SaveApr 18, 2026Matilde Poulat MATL Amethyst and Turquoise Dangle BroochRetro Roadshow Auctions4.6(172)Est. $300-$600$160(4 bids)
SaveLive NowDavid Webb Platinum 18K Gold Amethyst Coral Star Brooch with CertificateDiamond Depot4.3(11)Est. $97,341-$117,782$35,000
SaveMay 07, 202614K Yellow Gold Multi-Colored Gemstone BraceletAuctions at Showplace4.6(828)Est. $600-$800$275(1 bid)
Save4 days LeftMeyle & Mayer, Jugendstil amethyst, enamel, and pearl broochToomey & Co. Auctioneers4.7(408)Est. $600-$800$150(2 bids)
Save4 days LeftHeinrich Levinger, Jugendstil amethyst, enamel, and silver broochToomey & Co. Auctioneers4.7(408)Est. $700-$900$350
Save7 days LeftJEWELRY. 18kt Gold and Amethyst Scroll Motif Ring.Clarke Auction Gallery4.5(616)Est. $800-$1,200$400
SaveApr 23, 2026DAVID YURMAN, 2 SILVER CABLE CUFFS, 1 W/ AMETHYSTAhlers & Ogletree Auction Gallery4.6(634)Est. $700-$900$450(2 bids)
SaveApr 14, 2026VAHE NALTCHAYAN 18KT YELLOW GOLD AND MULTI-STONE BANGLE BRACELET Approx. 31.3 total dwt.Eldred's4.8(497)Est. $3,500-$5,000$1,700
Save4 days LeftRetro, Two multi-gem and gold dress clipsToomey & Co. Auctioneers4.7(408)Est. $2,000-$3,000$1,600
Save6 days Left18K Signed Angela Conty Amethyst EarringsFlannery's Estate Services4.6(463)Est. $1,000-$1,500$500(1 bid)