Sold2017JEWELRY. 2+ Cttw Diamond and Platinum Ring.Antique 2+ cttw diamond and platinum engagement ring. Center Old Mine cut diamond flanked by diamond and sapphire accents in a raised filigree platinum setting. Stamped, "platinum" to interior of shanSee Sold Price
Sold2016Antique Art Deco Platinum Diamond Engagement RingMETAL: platinum. MEASUREMENTS: ring size - 7 1/2, ring top is 13mm wide. GEMSTONES: center old mine cut diamond - approx. 1.35ct by formula, side diamonds - approx. - 0.35ctw. MARKED: 10% irid plat, eSee Sold Price
Sold2015Antique Platinum Diamond Engagement Ring SettingSide Old Mine Cut diamonds total approx. 0.12ctw. Center will fit approx. 7mm round diamond. Ring size 8. Marked 10% Irid Plat. Weighs 4.2 grams.Gemstones have not been graded for color and clarity ,aSee Sold Price
Sold20220.9CT OLD MINE DIAMOND PLATINUM ENGAGEMENT RINGAn early 20th century European platinum engagement ring set with old mine brilliant cut diamonds with a 0.9ct center. Hallmarked and cast in 90% platinum. Fine Fashionable Natural Precious Stones JeweSee Sold Price
Sold2024Art Deco Inspired Antique Marquise Diamond and Natural French cut Sapphire Engagement RingSize: 8 US Materials: Platinum Gemstone: Diamond Adjustable The Kaley ring is a handmade ring inspired in the Art Deco period. It centers one old mine marquise cut diamond of K color and VS1 clarity tSee Sold Price
Sold2020Estate 1.14 Carat Diamond & Platinum RingAntique engagement ring. Estate Circa 1920s 1.14 Carat Diamond & Platinum Ring. Center stone is approximately 1 carat Old European Cut, additional .14 of a carat of accent stones. Filigree platinum seSee Sold Price
Sold2020Platinum Vintage Engagement RingDESCRIPTION: Platinum Vintage Engagement Ring. Features 2.24ct Old Miner in the center (OP Color, VS1), additionally set with sixteen single cut diamonds apx. (.30 ctw). Comes with GIA Certificate andSee Sold Price
Sold2015Platinum Diamond Engagement RingLady's Platinum Diamond Engagement Ring, center old European cut diamond weighs approx. 0.57 cts., I color, SI-1 clarity; side diamonds total approx. 0.08 cts., Size 7, 2.2 dwtSee Sold Price
Sold2022Antique Platinum & 14k Gold Diamond RingAntique Platinum & 14k Yellow Gold Diamond Ring Center Old Mine Cut Dia= .25cts 1.39dwt size 6 3/4See Sold Price
2023antique art deco 18K diamond filagree engagement ring with old minorVintage from the 1920s Size: 5 US Materials: White gold Gemstone: Diamond Style: Art deco Set in solid 18K white gold, hallmarked in shank, this beautiful piece from the Art Deco period is in pristineSee Sold Price
Sold2023Antique platinum diamond dinner ringVintage from the 1920s . Materials: Platinum, Diamonds, Ring ladies, deco Antique platinum diamond ladies filigree dinner ring with 5 old minor diamonds H si1/2 and 2 baguette diamonds H si1 3 large oSee Sold Price
Sold2023Antique Diamond filigree old minor engagement ringVintage from the 1920s . Size: 4 3/4 US Materials: Gold Sustainable features: vintage gemstones. Items may include additional materials or use methods that aren't considered sustainable features on ouSee Sold Price
Sold2020VINTAGE PLATINUM & DIAMOND ENGAGEMENT RING SET.American, 4th Qtr-20th century. Engagement ring features center old European cut diamond, slightly out of round, weighing approx. 1.18ct, nick on girdle, VS/SI clarity, J color. Center diamond flankedSee Sold Price
Sold2016Art Deco Platinum Diamond Engagement RingRing size - 6 1/2, ring top is 11.6mm wide. center old european cut diamond - approx. 0.90ct SI1/I. Side diamonds - approx. 0.40ctw. Tested plat. Shank was replaced. Weight - 7.7 grams.Gemstones haveSee Sold Price
Sold2016Art Deco Platinum Diamond Engagement RingRing size - 7 1/4, ring top is 8.6mm wide. Center old european cut diamond - approx. 0.45ct. Marked: plat. Weight - 2.5 grams.Gemstones have not been graded for color and clarity ,and tested for clariSee Sold Price
Sold2016Antique Platinum Diamond Engagement Ring MountingRing size 6 3/4 (shank is slightly bent) top of the ring is 11mm in diameter, center will fit approx. 7.4mm stone., surrounded with 32 diamonds. Tested plat. Weight - 6.1 grams.Gemstones have not beenSee Sold Price
Sold2017Antique Platinum Diamond Engagement Ring MountingMETAL: Platinum. GEMSTONES: diamonds. MEASUREMENTS: ring size 8. Ring center will keep approx. 7.5mm stone. MARKED: Platinum. WEIGHT: 6.7 grams. Gemstones have not been graded for color and clarity ,aSee Sold Price
Sold2015Antique Platinum Diamond Engagement Ring SettingBaguette diamonds total approx. 0.10ctw. Center will fit a 7.5mm round diamond. Tested platinum. Weighs 3.7 grams.Gemstones have not been graded for color and clarity ,and tested for clarity and colorSee Sold Price
Sold2024Art Deco GIA Diamond Platinum Engagement RingA very fine antique platinum, diamond engagement ring. The details of this ring are impeccable and the fishtail prongs show very minimal signs of wear for its over 100 years of age. The large center sSee Sold Price
2017Antique Platinum GIA Diamond Engagement Ring, 5.8ctAntique engagement ring with large outstanding Old European cut diamond color O-P clarity VS1 ring is so brilliant and gorgeous. If you are looking for a stunning antique engagement ring, this is undoSee Sold Price
Sold2016Art Deco Platinum Emerald Diamond Engagement RingMETAL: platinum. MEASUREMENTS: ring size 4 1/2 (shank is split, balls can be removed to increase size) ring top is 7.5mm wide. GEMSTONES: center old Euro cut diamond - approx. 1.00ct, side diamonds apSee Sold Price
Sold2022Antique Platinum diamond sheild ringVintage from the 1920s Size: 5 3/4 US Materials: Platinum Gemstone: Diamond Adjustable Style: Edwardian Description Antique old minor diamond sheild ring Solid platinum top with silver shank 1.30See Sold Price
Sold2020Antique Ladies Platinum & Diamond Engagement Ring.5 ctw center diamond flanked by .25 ctw of smaller diamonds at each side. Five total stones. 4.1 grams. Size 7. All jewelry lots in the auction have been professionally examined by a jeweler and authSee Sold Price
Sold2018Antique Platinum Diamond Engagement Wedding RingMETAL: platinum. GEMSTONES: diamonds-approx. 0.60ctw (2 stones missing). MEASUREMENTS: ring size 5. Engagement ring center will keep approx. 8 x 8mm stone. MARKED: plat. 900 Plat 100 Irid. WEIGHT: 9.6See Sold Price
Featured4 days LeftJasper52Platinum Antique Moval GIA Diamond & Calibrated Sapphire Engagement Ring$12,000
4 days LeftJasper52Handmade Platinum Old European Cut Diamond and Natural Emerald Engagement Ring$3,200
Featured4 days LeftJasper52Handmade Platinum Old Mine Diamond and French Cut Sapphire Engagement Ring$3,600
Featured4 days LeftJasper52Platinum Emerald Cut Diamond and French cut Sapphire Engagement Ring$3,000