Sold2023Blue Nile Platinum Engagement Ring MountingMETAL: Platinum. MEASUREMENTS: Ring size 5 3/4, center will fit approx. 10x7.5mm stone. MARKED: Maker's Logo mark, Plat. WEIGHT: 4.1 grams.Gemstones have not been graded for color and clarity ,andSee Sold Price
Sold2023Blue Nile Platinum Diamond Engagement Ring MountingMETAL: Platinum. GEMSTONES: Diamonds 1.14ctw VS2-H. MEASUREMENTS: Ring size 6 1/4, center will fit approx. 4.50ct stone. MARKED: Maker's logo mark, PT950, 79204. WEIGHT: 11.9 grams. Comes with copSee Sold Price
Sold2023Blue Nile Platinum Diamond Engagement Ring MountingMETAL: Platinum. GEMSTONES: Diamonds approx. 0.30ctw. MEASUREMENTS: Ring size 7 1/2, center of the ring will, keep approx. 9mm x 8mm stone. MARKED: Maker's logo mark, Pt950, 73172. WEIGHT: 6.5 graSee Sold Price
Sold2021Blue Nile Platinum Diamond Engagement Ring MountingMETAL: Platinum. GEMSTONES: Diamonds approx. 0.18ctw. Center of the ring will keep approx. 7 - 7.5mm stone. MEASUREMENTS: Ring size 4 1/4, ring shank is 1.7mm wide. MARKED: Maker's Symbol, PT. WEISee Sold Price
Sold2021Blue Nile Platinum Diamond Engagement Ring MountingMETAL: Platinum. GEMSTONES: Diamonds approx. 0.12ctw. Center of the ring will keep approx. 5.5mm x 6mm stone. MEASUREMENTS: Ring size 6 1/4, ring shank is 2.8mm wide. MARKED: Maker's mark PT. WEIGSee Sold Price
Sold2022Blue Nile Platinum Diamond Engagement Ring MountingMETAL: Platinum. GEMSTONES: Diamonds approx. 0.24ctw. Center of the ring will keep approx. 3.5mm -3mm stone. MEASUREMENTS: Ring size 7 3/4. MARKED: Maker's mark PT. WEIGTH: 4.2 grams.Gemstones havSee Sold Price
Sold2022Blue Nile Platinum Diamond Engagement Ring MountingMETAL: Platinum. GEMSTONES: Diamonds approx. 0.12ctw. Center of the ring will keep approx. 5.2mm x 5mm stone. MEASUREMENTS: Ring size 4 1/4. MARKED: Maker's mark PT. WEIGHT: 4.2 grams.Gemstones haSee Sold Price
Sold2022Blue Nile Platinum Diamond Engagement Ring MountingMETAL: Platinum. GEMSTONES: Diamonds approx. 0.12ctw. Center of the ring will keep approx. 5mm x 4.5mm stone. MEASUREMENTS: Ring size 6,ring top is 7.8mm wide. MARKED: Maker's mark BL, PT950. WEIGSee Sold Price
Sold2024Blue 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
Sold2022Blue Nile Platinum Diamond Engagement Ring SettingMETAL: Platinum. GEMSTONES: Diamonds approx. 0.10ctw. Center of the ring will keep approx. 4.8mm x 4mm stone. MEASUREMENTS: Ring size 8 1/2. WEIGHT: 4 grams.Gemstones have not been graded for color anSee Sold Price
Sold2017Platinum Engagement Ring Mounting Lot of 2METAL: platinum. MEASUREMENTS: ring size 6.25. Center of the ring will keep approx. 7.5mm round stone. Ring size 6.25. Center of the ring will keep approx. 10mm round stone. TESTED: platinum. WEIGHT:See Sold Price
Sold2016Scott Kay Platinum Engagement Ring MountingMETAL: platinum. MEASUREMENTS: ring size 5.5. Band is 8.2mm at widest point. Center of the ring will keep stone approx. 5.5mm x 7mm. MARKED: Scott Kay Plat. WEIGHT: 13.9 grams. Gemstones have not beenSee Sold Price
Sold2022Platinum Engagement Ring MountingMETAL: Platinum. MEASUREMENTS: Ring size 6 1/4, ring top is 12mm wide. Center of the ring will keep approx. 10mm in diameter stone. TESTED: Plat. WEIGHT: 5.2 grams.Gemstones have not been graded for cSee Sold Price
Sold2017Antique Platinum Engagement Ring MountingMETAL: platinum. MEASUREMENTS: ring size 5.75. Ring center will keep approx. 10.5mm round stone. TESTED: platinum. WEIGHT: 4.3 grams.Gemstones have not been graded for color and clarity ,and tested foSee Sold Price
Sold2016A Platinum Engagement Ring Mounting.A Platinum Engagement Ring Mounting. Size: 7.75 Wt: 4.1 gramsSee Sold Price
Sold2023Platinum Engagement Ring MountingMETAL: Platinum. MEASUREMENTS: Ring size 4 3/4, center will fit approx. 6.5-7mm stone. TESTED: Plat. WEIGHT: 4.4 grams.Gemstones have not been graded for color and clarity ,and tested for clarity andSee Sold Price
Sold2023Platinum Engagement Ring MountingMETAL: Platinum. MEASUREMENTS: Ring size 4, center will fit approx. 7.5mm stone. MARKED: PT950. WEIGHT: 3.5 grams. Gemstones have not been graded for color and clarity ,and tested for clarity and coloSee Sold Price
Sold2016Platinum 14K Diamond Engagement Ring Mounting and Band14K Gold wedding band and platinum engagement ring mounting feature approx. 0.60ctw baguette diamonds. Engagement Ring mounting will fit approx. 8mm stone. Engagement ring marked 10% IRID Plat, weddinSee Sold Price
Sold2017An Assortment of Lady's Diamond & Gemstone Rings1) Platinum engagement ring mounting with side diamonds, center stone has been removed with matching platinum diamond wedding band, sz 4.5, 2) 14K yellow gold diamond solitaire engagement ring, approxSee 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
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
Sold2017Art Deco Platinum Diamond Engagement Ring MountingMETAL: platinum. MEASUREMENTS: ring size - 5 1/2, ring top is 12.7mm wide at widest point. Center will fit approx. 8.6mm stone. GEMSTONES: side diamonds. TESTED: plat. WEIGHT:4.5 grams.Gemstones haveSee Sold Price
Sold2016Michael B. Platinum Diamond Engagement Ring MountingRing features approx. 225 diamonds in the eternity shank. Center will fit approx. 8.5mm round stone or 6mm x 6mm square. Ring size 7.5. Band measures 5mm wide. Marked Michael B., 06, PT90%. Weight - 1See Sold Price
5 days LeftModern JewelryCARTIER 0.28 Carat Baguette Shape H VS2 Diamond Platinum Semi Mounting Ring$2,750
2 days LeftPapps Family LiquidationDiamond and Pear Blue Sapphire Engagement Ring platinum 1.79ctw$500
5 days LeftFederal Assets AuctioneersVintage Platinum 1.48 ctw Round Sapphire Solitaire Diamond 3 Stone Engagement Ri$1
2 days LeftModern JewelryTiffany & Co Schlumberger Diamond Platinum Buds RING 1.63ct E VS2 GIA Engagement$43,250
366 Lots AwayBidhausPrincess Cut Diamond Solitaire Engagement Ring In Platinum (1 Ct.tw.) Gia Certification$10
7 days LeftMiami Auction Gallery9.89 carats No-Heat Ceylon GIA Sapphire Fancy Diamond three stone Platinum Ring$42,000
15 hrs LeftEric's Estate & JewelryCertified Diamond 3 Stone Wedding Anniversary Engagement Ring in 18k White Gold$3,900
5 days LeftModern JewelryTiffany & Co. 1.06 Carat Emerald Cut G VS1 Diamond Platinum Engagement Ring$14,000
5 days LeftModern JewelryVintage 2.48 Carat Emerald Cut H-VS1 Diamond Platinum Engagement Ring$38,500
5 days LeftModern Jewelry1.90 Carat Old European Cut K SI1 and Diamond Platinum Engagement Ring$14,750
5 days LeftModern JewelryArt Deco 2.14 Carat Old European Cut I VS2 Diamond Platinum Engagement Ring$25,000
5 days LeftModern JewelryVintage 1.34 Carat Old European Cut H-SI1 Diamond Platinum Engagement Ring$4,950
5 days LeftModern JewelryTiffany & Co. 1.17 Carat Ruby 0.20 Round Diamond Platinum Engagement Ring$13,500
2 days LeftModern Jewelry1.02 ct EMERALD CUT DIAMOND H, IF GIA PLATINUM ENGAGEMENT RING WEDDING BAND$8,700