FeaturedSave6 days Left0.24ct White Diamond 3.8mm - Natural Diamond, Loose DiamondKsmith Heritage Auctioneers4.3(46)Est. $60-$150$30
FeaturedSave6 days Left0.45ct 5pcs Blue Round Diamond 2.8mm - Natural Diamond, Loose DiamondKsmith Heritage Auctioneers4.3(46)Est. $50-$125$25
FeaturedSave6 days Left0.12ct Yellow Round Diamond 3.3mm - Natural Diamond, Loose DiamondKsmith Heritage Auctioneers4.3(46)Est. $70-$175$35
FeaturedSave6 days Left0.38ct Unheated Round Diamond 4.7mm - Natural Diamond, Loose DiamondKsmith Heritage Auctioneers4.3(46)Est. $90-$225$45
Save1 day LeftVintage Platinum GIA 4.54ct Paraiba Tourmaline Diamond Cocktail RingMynt Auctions4.4(843)Est. $12,480-$16,224$215(2 bids)
Save5 days LeftVintage Platinum GIA 4.54ct Paraiba Tourmaline Diamond Cocktail RingBidhaus4.2(845)Est. $12,480-$16,224$100(1 bid)
SaveBuy NowAGL Certified 7.03 Ct Sapphire & Diamond Ring in Platinum and 18K GoldDiamond Depot4.3(11)$15,660
SaveBuy NowAGL Certified 7.22 Ct Emerald Diamond Ring in Platinum 14K GoldDiamond Depot4.3(11)$32,850
SaveBuy NowAGL Certified 7.22 Ct Emerald Diamond Ring in Platinum 14K GoldDiamond Depot4.3(11)$32,850
SaveBuy Now18k Yellow Gold Platinum GIA Emerald Baguette Diamond Ring 4.1ctwMynt Auctions4.4(843)$17,700(20 bids)
FeaturedSave6 days Left1.25ct 50pcs Black Diamond Lot 1.6mm-1.9mm - Natural Diamond, Loose DiamondKsmith Heritage Auctioneers4.3(46)Est. $60-$150$30(1 bid)
FeaturedSave6 days Left0.40ct Yellow Round Diamond 4.6mm - Natural Diamond, Loose DiamondKsmith Heritage Auctioneers4.3(46)Est. $70-$175$35
FeaturedSave6 days Left0.37ct Blue Round Diamond 4.3mm - Natural Diamond, Loose DiamondKsmith Heritage Auctioneers4.3(46)Est. $90-$225$45
FeaturedSave6 days Left0.15ct Natural Unheated Fancy Diamond 4.5x2.7mm - Natural Diamond, Loose DiamondKsmith Heritage Auctioneers4.3(46)Est. $90-$225$45
SaveMar 23, 202618k Yellow Gold GIA Certified 3.92ct Emerald Diamond Sideways RingBidhaus4.2(845)Est. $11,339-$14,740$6,600
Save3 days LeftElegant 14.1ct Blue Sapphire Diamond Ring in PlatinumBidhaus4.2(845)Est. $80,743-$104,966$100
Save2 days LeftPlatinum GIA Certified 30.2ctw Pastel Sapphire Diamond NecklaceMynt Auctions4.4(843)Est. $14,378-$18,691$100
SaveBuy NowGIA Certified 3.67ct Platinum Octagonal Green Emerald Diamond RingMynt Auctions4.4(843)$6,130(45 bids)
Save5 days LeftPlatinum GIA 3.73ctw Color Change Alexandrite Diamond Cocktail RingBidhaus4.2(845)Est. $11,518-$14,973$100
Save5 days Left14k White Gold GIA Certified 7.68ct Paraiba Tourmaline Diamond RingBidhaus4.2(845)Est. $19,123-$24,859$100
SaveBuy NowGIA Certified 4.75ct Oval Pink Sapphire Diamond Halo Studs in White GoldDiamond Depot4.3(11)$9,360
FeaturedSave6 days Left1.5mm White Diamond Lot of 10-Pieces (Total Weight 0.15 carat)Ksmith Heritage Auctioneers4.3(46)Est. $70-$175$35
FeaturedSave6 days Left0.26ct Pink Diamond 3.3x2.9x2.5mm - Natural DiamondKsmith Heritage Auctioneers4.3(46)Est. $90-$225$45
SaveMar 25, 2026AGL Certified 7.03 Ct Sapphire & Diamond Ring in Platinum and 18K GoldMynt Auctions4.4(843)Est. $16,081-$20,905$100
Save5 days LeftVintage Platinum GIA 6.50ctw Royal Blue Sapphire Diamond Cocktail RingMynt Auctions4.4(843)Est. $9,620-$12,506$100
Save2 days Left18k Yellow Gold GIA Certified 3.92ct Emerald Diamond Sideways RingDiamond Depot4.3(11)Est. $14,407-$17,288$4,000
SaveMar 22, 202614k White Gold GIA Certified 7.68ct Paraiba Tourmaline Diamond RingMynt Auctions4.4(843)Est. $19,123-$24,859$100(1 bid)
SaveBuy NowPlatinum GIA 3.73ctw Color Change Alexandrite Diamond Cocktail RingDiamond Depot4.3(11)$11,220
Save1 day LeftPlatinum GIA 2.74ctw Cushion Blue Sapphire with Diamond Heart Band RingDiamond Depot4.3(11)Est. $6,501-$7,801$2,350
Save3 days LeftVintage GIA Certified 3.25ct Emerald Diamond Ring in PlatinumBidhaus4.2(845)Est. $4,862-$6,320$100(1 bid)