1.60 CARAT CIRCULAR BRILLIANT CUT I SI DIAMOND PLATINUM THREE-STONE RINGModern Jewelry4.5(203)$3,700Mar 03, 2026
1.13 CARAT H VS OLD EUROPEAN & BRILLIANT DIAMOND PLATINUM ART DECO RINGModern Jewelry4.5(203)$4,5503 days Left
Vintage Platinum Diamond Ring Set .30ct Marquise .32ct Side StonesMynt Auctions4.4(818)$100Feb 06, 2026
Platinum Diamond Ring 1.15 Ct G Color SI2 with 16 Accent DiamondsDiamond Depot4.3(10)$4,2501 day Left
SoldArt Deco Platinum Double Diamond RingAn art deco platinum double diamond ring in a navette style. The two center out of round bezel set old european SI diamonds weigh approx 1.5c carats each. The ring is finished approx 1.5 carats in accSee Sold Price
SoldPlatinum double diamond ring with sapphires, c1925Platinum double diamond ring with sapphires, c1925. 2.1 dwt. This ring has two central diamonds, that gauge approximately 1 carat each, and might range from .92 to 1.05cts.The diamonds were cut in theSee Sold Price
SoldPLATINUM DOUBLE HALO DIAMOND RINGThis sophisticated ring is crafted from platinum and features a central princess cut diamond prominently mounted. It is flanked by round brilliant cut diamonds that accentuate the band around and on bSee Sold Price
SoldPlatinum and Double Diamond RingPlatinum and double diamond ring, two center diamonds approximately .80 carats TW, size 5; approximately 6.2 grams TW. Provenance: From a New York collection.See Sold Price
SoldDouble Diamond Platinum RingDouble diamond platinum ring; 3.9dwt; stamped: 50PLAT50IRRID antique engraved detail ring mounting set with larger two diamonds center with eight single cut accents. 5.0-5.2mm early cut diamonds & 1.3See Sold Price
SoldTiffany And Co Soleste Platinum Cushion Cut Tanzanite Double Diamond Halo RingTitle: Tiffany And Co Soleste Platinum Cushion Cut Tanzanite Double Diamond Halo Ring Description:Tiffany And Co Soleste Platinum Cushion Cut Tanzanite Double Diamond Halo Ring Here are the specificSee Sold Price
SoldTiffany & Co. Soleste Platinum Tanzanite and Diamond Double Halo RingBRAND: Tiffany & Co.; COLLECTION: Soleste; METAL: Platinum; APPROXIMATE TOTAL DIAMOND WEIGHT: 0.65 ctw; GEMSTONES: Tanzanite; STAMPED: Tiffany & Co., PT950; CONDITION: Pre-owned, Very Good; ITEM WEIGHSee Sold Price
SoldArgyle Pink GIA Certified Orangy Pink Diamond Double Halo Platinum RingArgyle Pink GIA Certified Orangy Pink Diamond Double Halo Platinum RingSee Sold Price
SoldTiffany Schlumberger Double Bee Platinum Gold SapphireTiffany & Co. Schlumberger Double Bee Platinum Gold Sapphire Diamonds Ring Size 4.75Details:Brand: Tiffany & Co.Collection: SchlumbergerCondition: Pre-ownedStyle: RingMetal: 950 Platinum, 18K Yellow GSee Sold Price
SoldTiffany Schlumberger Double Bee Platinum Gold SapphireTiffany & Co. Schlumberger Double Bee Platinum Gold Sapphire Diamonds Ring Size 4.75Details:Brand: Tiffany & Co. Collection: Schlumberger Condition: Pre-owned Style: Ring Metal: 950 Platinum, 18K YellSee Sold Price
SoldCertified 2 3/8 ctw Radiant Diamond Double Row Engagement Ring PlatinumCertified Lab Grown 2 3/8 ctw Radiant Diamond Double Row Engagement Ring Platinum Style: Side Stone Engagement Ring Total Carat Weight: 2 3/8 ctw Centerstone Carat Wt: 2.0 Centerstone Count: 1 DiamondSee Sold Price
SoldCertified 2 3/8 ctw Asscher Diamond Double Row Engagement Ring PlatinumCertified Lab Grown 2 3/8 ctw Asscher Diamond Double Row Engagement Ring Platinum Style: Side Stone Engagement Ring Total Carat Weight: 2 3/8 ctw Centerstone Carat Wt: 2.0 Centerstone Count: 1 DiamondSee Sold Price
SoldCertified 1 7/8 ctw Round Diamond Double Row Engagement Ring PlatinumCertified Lab Grown 1 7/8 ctw Round Diamond Double Row Engagement Ring Platinum Style: Side Stone Engagement Ring Total Carat Weight: 1 7/8 ctw Centerstone Carat Wt: 1.50 Centerstone Count: 1 DiamondSee Sold Price
SoldCertified 1 7/8 ctw Heart Diamond Double Row Engagement Ring PlatinumCertified Lab Grown 1 7/8 ctw Heart Diamond Double Row Engagement Ring Platinum Style: Side Stone Engagement Ring Total Carat Weight: 1 7/8 ctw Centerstone Carat Wt: 1.50 Centerstone Count: 1 DiamondSee Sold Price
SoldCertified 1 3/4 ctw Asscher Diamond Double Twist Engagement Ring PlatinumCertified Lab Grown 1 3/4 ctw Asscher Diamond Double Twist Engagement Ring Platinum Style: Side Stone Engagement Ring Total Carat Weight: 1 3/4 ctw Centerstone Carat Wt: 1.50 Centerstone Count: 1 DiamSee Sold Price
SoldCertified 1 3/8 ctw Round Diamond Double Row Engagement Ring PlatinumCertified Lab Grown 1 3/8 ctw Round Diamond Double Row Engagement Ring Platinum Style: Side Stone Engagement Ring Total Carat Weight: 1 3/8 ctw Centerstone Carat Wt: 1.0 Centerstone Count: 1 Diamond CSee Sold Price
SoldCertified 1 1/4 ctw Marquise Diamond Double Twist Engagement Ring PlatinumCertified Lab Grown 1 1/4 ctw Marquise Diamond Double Twist Engagement Ring Platinum Style: Side Stone Engagement Ring Total Carat Weight: 1 1/4 ctw Centerstone Carat Wt: 1.0 Centerstone Count: 1 DiamSee Sold Price
SoldCertified 1 3/8 ctw Heart Diamond Double Row Engagement Ring PlatinumCertified Lab Grown 1 3/8 ctw Heart Diamond Double Row Engagement Ring Platinum Style: Side Stone Engagement Ring Total Carat Weight: 1 3/8 ctw Centerstone Carat Wt: 1.0 Centerstone Count: 1 Diamond CSee Sold Price
SoldCertified 1 ctw Round Diamond Double Twist Engagement Ring PlatinumCertified Lab Grown 1 ctw Round Diamond Double Twist Engagement Ring Platinum Style: Side Stone Engagement Ring Total Carat Weight: 1 ctw Centerstone Carat Wt: 0.75 Centerstone Count: 1 Diamond Color:See Sold Price
SoldCertified 1 1/8 ctw Cushion Diamond Double Row Engagement Ring PlatinumCertified Lab Grown 1 1/8 ctw Cushion Diamond Double Row Engagement Ring Platinum Style: Side Stone Engagement Ring Total Carat Weight: 1 1/8 ctw Centerstone Carat Wt: 0.75 Centerstone Count: 1 DiamonSee Sold Price
SoldCertified 1 1/8 ctw Emerald Diamond Double Row Engagement Ring PlatinumCertified Lab Grown 1 1/8 ctw Emerald Diamond Double Row Engagement Ring Platinum Style: Side Stone Engagement Ring Total Carat Weight: 1 1/8 ctw Centerstone Carat Wt: 0.75 Centerstone Count: 1 DiamonSee Sold Price
SoldCertified 1 ctw Asscher Diamond Double Twist Engagement Ring PlatinumCertified Lab Grown 1 ctw Asscher Diamond Double Twist Engagement Ring Platinum Style: Side Stone Engagement Ring Total Carat Weight: 1 ctw Centerstone Carat Wt: 0.75 Centerstone Count: 1 Diamond ColoSee Sold Price
SoldCertified 1 ctw Princess Diamond Double Twist Engagement Ring PlatinumCertified Lab Grown 1 ctw Princess Diamond Double Twist Engagement Ring Platinum Style: Side Stone Engagement Ring Total Carat Weight: 1 ctw Centerstone Carat Wt: 0.75 Centerstone Count: 1 Diamond ColSee Sold Price
SoldGemlok Double Row Diamond Band Ring in PlatinumA Gemlok double row ring set with twenty two round brilliant cut diamonds weighing approximately 1.25 carats total weight. Ring is marked "Gemlok Plat" to shank interior. Size 10.25. 5.1 dwt.See Sold Price