2 days LeftEdwardian Platinum 4.14ct GIA Sapphire Diamond Filigree RingEst. $5,811-$7,554$100BidhausNew York, NY
14 hrs LeftAntique Edwardian Platinum 1.46ctw Old Mine Diamond Brooch PinEst. $2,639-$3,430$100BidhausNew York, NY
14 hrs LeftPlatinum 14.63ct Blue Sapphire Diamond Double Halo Pendant NecklaceEst. $3,913-$5,086$100BidhausNew York, NY
Live NowStunning GIA Certified 3.20ct Ruby Diamond Platinum Ballerina RingEst. $5,811-$7,554$100BidhausNew York, NY
3 days LeftVintage Platinum GIA Certified 5.41ct Blue Sapphire Diamond Halo RingEst. $9,620-$12,506$100BidhausNew York, NY
2026Elegant 15.72ct Diamond Waterfall Chandelier Earrings in PlatinumSee Sold PriceBidhausNew York, NY
2 days LeftDavid Webb Vintage Platinum 18K Gold Amethyst Diamond Emerald Clip-On EarringsEst. $21,775-$28,307$100BidhausNew York, NY
1 day LeftPlatinum GIA Certified 2.56ctw No Heat Periwinkle Blue Sapphire Diamond RingEst. $3,393-$4,410$100BidhausNew York, NY
2 days LeftTiffany & Co. 0.7 ct VVS1 Round Diamond Engagement Ring PlatinumEst. $7,449-$9,683$100BidhausNew York, NY
Live NowArt Deco Platinum and 14k White Gold Diamond Wreath Dangle Brooch Circa 1920sEst. $3,900-$5,070$100(1 bid)BidhausNew York, NY
14 hrs LeftDavid Webb 1960s Emerald Ruby Diamond Pendant Brooch in Platinum & 18K GoldEst. $64,636-$84,026$100BidhausNew York, NY
7 days LeftKrementz 18k Yellow Gold Tanzanite Diamond Cocktail Ring 3.66ctwEst. $4,160-$5,408$100BidhausNew York, NY
5 days LeftGIA No Heat Sapphire Diamond Leaf Climber Earrings PlatinumEst. $12,142-$15,784$100BidhausNew York, NY
4 days LeftVintage Platinum GIA Certified 5.75ct Blue Star Sapphire Ring with Baguette DiamondsEst. $3,913-$5,086$100BidhausNew York, NY
4 days LeftPlatinum GIA Certified 2.22ct No Heat Oval Ruby Diamond Halo RingEst. $7,722-$10,038$100BidhausNew York, NY
3 days LeftGIA Certified 37.84ct Sapphire Emerald Diamond Bracelet in Platinum GoldEst. $47,658-$61,955$100Mynt AuctionsNew York, NY
2 days LeftVintage Platinum 2.40ctw Emerald Marquise Diamond Cocktail RingEst. $3,913-$5,086$100BidhausNew York, NY
7 days LeftGubelin Antique Art Deco Platinum Wristwatch with 1.58ctw DiamondsEst. $4,862-$6,320$100BidhausNew York, NY
5 hrs LeftPlatinum GIA Certified 3ctw Blue Oval Sapphire Diamond Floral RingEst. $2,678-$3,481$100BidhausNew York, NY
2 days LeftTiffany & Co. Art Deco Platinum Royal Blue Sapphire Diamond Ring GIA CertifiedEst. $20,553-$26,718$130(2 bids)BidhausNew York, NY
14 hrs LeftAntique Edwardian 14K Gold & Platinum Blue Stone Pendant NecklaceEst. $1,248-$1,622$100(1 bid)BidhausNew York, NY
14 hrs LeftPlatinum 5.1ctw Grayish Green Cat's Eye Diamond Cocktail RingEst. $2,964-$3,853$100BidhausNew York, NY
1 day Left18k Yellow Gold Platinum 2.82ctw Ruby Diamond Baguette RingEst. $2,821-$3,667$1,750BidhausNew York, NY
4 days LeftCartier Destinee 0.90 ct Diamond Engagement Ring in PlatinumEst. $9,893-$12,860$100BidhausNew York, NY