Round 2-Row Diamond Platinum Engagement Ring Setting Mounting, .60 CTWChairish Auctions4.5(10.3k)$950
Milgrain Diamond Engagement Ring Setting Mounting 18K White Gold .51 CTWChairish Auctions4.5(10.3k)$850
Round Pave Diamond Engagement Ring Setting Mounting 18K White Gold .37 CTWChairish Auctions4.5(10.3k)$420
3-Sided Pave Diamond Engagement Ring Setting Mounting 18K White Gold, 5.09 GrChairish Auctions4.5(10.3k)$500
Round 6-Prong Diamond Engagement Ring 14K White Gold, 1.20 CTW, 2.16 GramsChairish Auctions4.5(10.3k)$750
Vintage 14K White Gold Engagement Ring With 0.50 Ct Diamond CenterDiamond Depot4.3(10)$5206 days Left
Vintage Platinum 1.35ct Floating Diamond Engagement Ring with AccentsBidhaus4.2(837)$1,825Feb 14, 2026
SoldLarge A.Jaffy Platinum Diamond Engagement Ring SettingRing size 8 3/4, ring top is 9mm wide. Side diamonds - approx. 0.60ctw. Center will fit approx. 9mm x 7.4mm stone. Marked: A.jaffy, plat. Weight - 18.2 grams.Gemstones have not been graded for color aSee Sold Price
SoldPlatinum Old European Diamond Ruby Onyx Engagement RingMetal : Platinum Designer : Not Signed Gemstone : Old European cut diamond - measures approx. 8.8 x 8.9 x 4.56mm as allowed by the setting, stone is approx. VS/I, with large open culet and smallSee Sold Price
SoldPlatinum Diamond Engagement Ring SettingMETAL: platinum. MEASUREMENTS: ring size - 9 1/4, center will fit approx - 7.8mm in diameter stone. GEMSTONES: side old European diamonds - each approx. 0.55-0.58ct. TESTED: plat. WEIGHT: 8.1 grams.GeSee Sold Price
SoldArt Deco Platinum Diamond Engagement Ring SettingMETAL: Platinum. MEASUREMENTS: Ring size - 6.5, ring top is 13mm wide. Center will fit approx. 9.8mm stone. GEMSTONES: Diamonds approx. 0.90ctw (one is missing). TESTED: Plat. WEIGHT: 4.9 grams.GemstoSee Sold Price
SoldTacori Platinum Diamond Engagement Ring SettingMETAL: Platinum. GEMSTONES: Diamonds approx. 0.84ctw, Center stone is CZ, not a diamond - 7.5mm stone. MEASUREMENTS: Ring sizes 5 1/4, each band is 3.2mm wide. MARKED: Tacori Platinum, Engraving on thSee Sold Price
SoldPlatinum Diamond Engagement Ring SettingMETAL: Platinum. MEASUREMENTS: Ring size - 6.5, center will fit approx. 14.5mm x 9mm pear shaped stone. GEMSTONES: Diamonds approx. 1.70ctw. MARKED: JBS. WEIGHT: 15.8 grams.Gemstones have not been graSee Sold Price
SoldPlatinum Diamond Engagement Ring SettingMETAL: Platinum. MEASUREMENTS: Ring size 7.5, center will fit approx. 11mm x 9mm stone. GEMSTONES: Diamonds approx. 0.90ctw. MARKED: Platinum. WEIGHT: 7.8 grams.Gemstones have not been graded for coloSee Sold Price
SoldPlatinum Diamond Engagement Ring SettingMETAL: Platinum. MEASUREMENTS: Ring size - 4.5, center will fit approx. 7.5mm x 5mm stone. GEMSTONES: Two side diamonds approx. 0.70ctw. MARKED: Plat, L.F.S. WEIGHT: 5.1 grams.Gemstones have not beenSee Sold Price
Sold18k Gold Platinum Diamond Engagement Ring SettingMETAL: 18k Gold/ Platinum. MEASUREMENTS: Ring size 9.5. center will fit approx. 8.5 x 7.6mm stone. GEMSTONES: Diamonds approx. 0.80ctw. MARKED: Plat 18k. WEIGHT: 5.9 grams.Gemstones have not been gradSee Sold Price
SoldTacori Platinum Diamond Engagement Ring SettingMETAL: Platinum. MEASUREMENTS: Ring size 6.25. Center is not diamond - stone is 6mm in diameter. GEMSTONES: Setting diamonds approx. 0.33ctw. MARKED: Plat, Tacori (partially visible/polished off). WEISee Sold Price
SoldPlatinum Diamond Engagement Ring SettingMETAL: platinum. MEASUREMENTS: ring size - 7, center will fit approx. 11mm stone. GEMSTONES: approx. 46 side diamonds. TESTED: plat. WEIGHT: 5.5 grams.Gemstones have not been graded for color and clarSee Sold Price
SoldPlatinum Diamond Engagement Ring SettingMETAL: platinum. MEASUREMENTS: ring size - 6 1/2, center stone will fit approx. 13mm x 9mm stone. GEMSTONES: side diamonds approx. 0.40ctw. MARKED: x 1134, platinum. WEIGHT: 5.8 grams.Gemstones have nSee Sold Price
SoldPlatinum Diamond Engagement Ring SettingRing size 5 1/4, ring top is 8mm x15.2mm. Two trillion cut side diamonds - approx. 0.45ctw. Center will fit approx. 7.6mm x 5.5mm.Marked Pleise 950. Weight - 5.4 grams.Gemstones have not been graded fSee Sold Price
SoldPlatinum Diamond Engagement Ring SettingMETAL: Platinum. MEASUREMENTS: Ring size 4.5, ring top is 18mm x 13mm. Center will fit approx. 12.4 x 8.2mm stone (approx. 3.45ct). GEMSTONES: Setting diamonds approx. 0.80ctw. MARKED: Plat. WEIGHT: 8See Sold Price
SoldPlatinum Diamond Engagement Ring Setting Lot of 3Three settings, sizes 5 1/2, 4 3/4 and 7 1/2. Centers will fit approx. 7.4mm x 7.2mm, 7mm x 5mm and 7.2mm x 6mm stones. Side diamonds - approx. 0.12ctw., two sapphires. Marked plat, 10% irid. Weight -See Sold Price
SoldPlatinum Diamond Engagement Ring SettingMETAL: Platinum. MEASUREMENTS: Ring size - 7, ring top is 9mm wide. Center will fit approx. 7mm x 7mm stone. GEMSTONES: Side diamonds. approx. 0.70ctw. MARKED: plat., GM. WEIGHT: 8.2 grams.Gemstones hSee Sold Price
SoldBlue Nile Platinum Diamond Engagement Ring SettingMETAL: 18k Gold. GEMSTONES: Diamonds approx. 1.00ctw. MEASUREMENTS: Ring size 5 3/4, center will fit approx. 5.5mm stone. MARKED: Maker's logo mark Plat. WEIGHT: 6.6 grams.Gemstones have not beenSee Sold Price
SoldArt Deco Platinum Diamond Engagement Ring SettingMETAL: Platinum. MEASUREMENTS: Ring size - 6, ring top is 10mm in diameter. Center will fit approx. 9.2mm stone. GEMSTONES: setting OEC diamonds - approx. 0.12ctw. TESTED: Plat. WEIGHT: 2.9 grams.GemsSee Sold Price
SoldPlatinum Diamond Engagement Ring SettingMETAL: Platinum. GEMSTONES: Diamonds approx. 1.00ctw. MEASUREMENTS: Ring size 5 1/2, center of the ring will keep approx. 6-6.5mm stone. MARKED: Maker's mark, Plat. WEIGHT: 13.1 grams.Gemstones haSee Sold Price
SoldPlatinum Diamond Engagement Ring SettingRing size 5, center will fit approx. 14.3mm x 10.2mm stone, side diamonds - 0.64ctw (marked on shank). Marked: D064, pt900. Weight - 10 grams.Gemstones have not been graded for color and clarity ,andSee Sold Price
SoldModern Platinum Diamond Engagement Ring SettingSide diamonds total approx. 0.30ctw. Center will fit approx. 7mm round diamond. Ring size 7.25. Marked PT950, weighs 9.0 grams.Gemstones have not been graded for color and clarity ,and tested for clarSee Sold Price
SoldPlatinum Diamond Engagement Ring SettingRing size 8, center will fit approx. 9.8mm x 9.5mm stone, side diamonds approx. 0.16ctw. Marked plat. Weight - 7.6 grams.Gemstones have not been graded for color and clarity ,and tested for clarity anSee Sold Price
SoldPlatinum Diamond Engagement Ring SettingMETAL: Platinum. GEMSTONES: Diamonds approx. 1.00-1.10ctw. MEASUREMENTS: Ring size 5 3/4, center will fit approx. 5.5-6mm stone. MARKED: PT950 JX, Chozen. WEIGHT: 6.2 grams.Gemstones have not been graSee Sold Price
SoldPlatinum Diamond Engagement Ring SettingMETAL: Platinum. GEMSTONES: Baguette diamonds approx. 0.50ctw. MEASUREMENTS: Ring size 5 1/2, center will fit approx. 7mm x 5mm stone. MARKED: Plat. WEIGHT: 5 grams.Gemstones have not been graded forSee Sold Price
