Sold2016Mid Century Platinum Diamond Engagement Ring MountingMounting features approx. 0.26ctw of diamonds. Center will fit approx. 8.5mm round stone. One prong is bent. Ring size 7.75. Tested platinum. Weight - 7.7 grams. Gemstones have not been graded for colSee Sold Price
Sold2016Mid Century Platinum Diamond Engagement Ring MountingMETAL: Platinum. GEMSTONES: diamonds approx. 0.50ctw. MEASUREMENTS: ring size-5, mounting will fit approx. 9mm round stone. Ring top is 14.5mm. TESTED: Platinum. WEIGHT: 7.9 grams. Gemstones have notSee Sold Price
Sold2016Mid Century Platinum Diamond Ring MountingMETAL: platinum. GEMSTONES: diamonds-approx.1.50ctw. MEASUREMENTS: ring size 5.25. Ring top is 21mm in diameter. Ring center will fit approx. 6.7mm round stone. TESTED: platinum. WEIGHT: 9.7 grams. GeSee Sold Price
Sold2021Mid Century Platinum Diamond Ring MountingMETAL: Platinum. GEMSTONES: Two baguette diamonds (one damaged/chipped). Center of the ring fit approx. 11mm x 10mm stone. MEASUREMENTS: Ring size 5 3/4, ring top is 11.5mm wide. TESTED: Plat. WEIGHT:See Sold Price
Sold2024Mid Century Platinum Diamond Ring MountingMETAL: Platinum. GEMSTONES: Diamonds approx. 0.50ctw. MEASUREMENTS: Ring size 3 3/4, center will fit approx. 10mm in diameter stone. TESTED: Plat. WEIGHT: 5.9 grams.Gemstones have not been graded forSee Sold Price
Sold2022Mid Century Platinum Diamond Ring MountingMETAL: Platinum. GEMSTONES: Diamonds approx. 0.65ctw. Center of the ring will keep approx. 9mm in diameter stone. Prongs are missing. MEASUREMENTS: Ring size 5 1/2, ring top is 14mm wide. TESTED: PlatSee Sold Price
Sold2021Mid Century Platinum Diamond Engagement Ring SettingMETAL: Platinum. MEASUREMENTS: Ring size - 6, ring top is 14.5mm in diameter. Center will fit approx. 9.5mm stone. GEMSTONES: Diamonds approx. 0.40ctw. TESTED: Plat. WEIGHT: 7 grams.Gemstones have notSee Sold Price
Sold2016Mid Century Platinum Diamond Ring MountingMETAL: platinum. GEMSTONES: baguette cut diamonds - approx. 0.15-0.20ct each. MEASUREMENTS: ring size 4.75, ring center will fit to 10-10.5mm stone. MARKED: hand made, tested platinum. WEIGHT: 4.9 graSee Sold Price
Sold2024Mid Century Platinum Diamond Engagement RingMETAL: Platinum. GEMSTONES: Diamonds approx. 0.60ctw. MEASUREMENTS: Ring size 4, top is 11mm. TESTED: Plat. WEIGHT: 6.1 grams.Gemstones have not been graded for color and clarity, and tested for clariSee Sold Price
Sold2016Mid Century Platinum Diamond Ring MountingRing mounting will fit approx. 9mm round stone. Ring size 4.5. Tested platinum. Inside shank engraved "Claude, 31-5-54". Weight - 4.3 grams. Gemstones have not been graded for color and clarSee Sold Price
Sold2018Mid Century Platinum Diamond Ring MountingMETAL: platinum. GEMSTONES: diamonds. MEASUREMENTS: ring size 6.5. Ring center will keep approx. 8mm stone. TESTED: platinum. WEIGHT: 5.6 grams.Gemstones have not been graded for color and clarity ,anSee Sold Price
Sold2021Mid Century Platinum Diamond Engagement Ring Lot of 2METAL: Platinum. GEMSTONES: Diamonds approx. 0.21ctw. MEASUREMENTS: Ring sizes are 6 and 4 3/4. MARKED/TESTED: 10%Irid, Platinum/ Plat. WEIGHT: 6.3 grams.Gemstones have not been graded for color and cSee Sold Price
Sold2024Midcentury Platinum Diamond Engagement Ring SettingMETAL: Platinum. GEMSTONES: Diamonds approx. 0.05ctw. MEASUREMENTS: Ring size 5, center will fit approx. 8.5mm stone. TESTED: Plat. WEIGHT: 4.1 grams.Gemstones have not been graded for color and clariSee Sold Price
Sold2023Midcentury Platinum Diamond Engagement Ring SettingMETAL: Platinum. MEASUREMENTS: Ring size 5.75, center will fit approx. 10.7mm stone. GEMSTONES: Setting diamonds. TESTED: Plat. WEIGHT: 4.1 grams.Gemstones have not been graded for color and clarity ,See Sold Price
Sold2022Midcentury Platinum Diamond Engagement Ring SettingMETAL: Platinum. MEASUREMENTS: Ring size 5.5, center will fit approx. 8 x 8mm stone. GEMSTONES: Diamonds approx. 0.06ctw. MARKED: 10% irid. plat. WEIGHT: 4.9 grams.Gemstones have not been graded for cSee Sold Price
Sold2022Midcentury Platinum Diamond Engagement Ring SettingMETAL: Platinum. MEASUREMENTS: Ring size 5.5, center will fit approx. 5.3mm stone. GEMSTONES: Side diamonds. MARKED: I30 irid. plat. WEIGHT: 3.5 grams.Gemstones have not been graded for color and clarSee Sold Price
Sold2022Midcentury Platinum Diamond Engagement Wedding Ring SetMETAL: Platinum. MEASUREMENTS: Ring sizes - 5.5 (band) and 6 (engagement). Center of the engagement will fit approx. 6mm stone. GEMSTONES: Diamonds approx. 0.26ctw (one is missing). MARKED: 10% irid.See Sold Price
Sold2022Midcentury Platinum Diamond Engagement Wedding Ring SetMETAL: Platinum. MEASUREMENTS: Ring sizes - 6 (engagement) , wedding band is bent - size approx. 6.25. Center will fit approx. 6.3 x 6.3mm stone. GEMSTONES: Diamonds in the band. WEIGHT: 7.2 grams.GemSee Sold Price
Sold2022Midcentury Platinum Engagement Diamond Ring SettingMetal : Platinum Designer : Not Signed Gemstone : Diamonds approx. 0.40ctw (one is missing) Measurements : Ring size 6.75, top is 11.5 x 11.5mm, center will fit approx. 5mm stone Marked: : PSee Sold Price
Sold2023Vintage Platinum diamond and sapphire engagement ringTitle: Vintage Platinum diamond and sapphire engagement ring Additional Information: Vintage from the 1950s Size: 4 3/4 US Materials: Platinum Gemstone: Sapphire Style: Mid-century Description AdorablSee Sold Price
Sold2019Platinum Diamond Engagement Ring MountingMETAL: Platinum. GEMSTONES: Diamonds approx. 8.3mm x 7.5mm and 8.3mm x 7.5mm (depth unable to measure due to the way the stones are set). Center of the ring will keep approx. 13mm x 11mm stone. MEASURSee Sold Price
Sold2019Platinum Diamond Engagement Ring MountingMETAL: Platinum. GEMSTONES: Diamonds approx 0.60-0.70ctw. Center of the ring will keep approx. - 6.2mm x 5mm stone. MEASUREMENTS: Ring size 5 3/4, ring top is 8mm at widest point. MARKED: Plat. WEIGHTSee Sold Price
Sold2020Mid Century Platinum Diamond RingMETAL: Platinum. GEMSTONES: Center diamond approx. 1.00-1.10ct (imperfect) , surrounding diamonds approx. 0.47ctw. MEASUREMENTS: Ring size 5 1/2, ring top 16mm wide. MARKED: 10%Irid Plat. WEIGHT: 8.8See Sold Price
Sold2023Platinum Diamond Engagement Ring MountingMETAL: Platinum. GEMSTONES: Diamonds approx. 1.00ctw. Center of the ring will keep approx. 9.5mm x 8mm stone. MEASUREMENTS: Ring size 6 1/2, ring top is 12.5mm wide (ring shank is split). MARKED: PlatSee Sold Price
Jun 23Modern JewelryCARTIER 0.28 Carat Baguette Shape H VS2 Diamond Platinum Semi Mounting Ring$2,750
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Jun 08Simpson Galleries, LLC.A 10K YELLOW GOLD, PERSIAN TURQUOISE, AND DIAMOND RING, MID 20TH CENTURY$100
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2 days LeftMiami Auctions & Appraisals LLC 9.89 carats No-Heat Ceylon GIA Sapphire Fancy Diamond three stone Platinum Ring$28,500
Jun 23Modern JewelryTiffany and Co 1.01 Carat I-VS1 Platinum Diamond Engagement Ring with Cert$13,500