Sold2022Antique Platinum & Diamond Dome RingFiligree design, with 3 mine cut diamonds 0.50ct and two are approx . 0.20.ct , with 4 apprx 0.03 ct rose cut diamonds in filigree design. Diamonds are SI-I1, F-I Color. Total weight is approx 2.61 dwSee Sold Price
Sold2022Antique Platinum Filagree Dome Diamond RingAntique platinum filagree dome diamond ring, 2.4 dwt, engraved but worn, unstamped, test: platinum, center diamond European cut round 1/2ct with six single/early cut accent diamonds, three each side,See Sold Price
Sold2017Vintage Art Deco Engagement Ring, 2.20 CtsLate 19th century. An antique art deco diamond and platinum dome style ring having European-cut diamond center stone (approximately 1.40 carats), flanked by filigree inset with single-cut diamonds (toSee Sold Price
Sold2023Five Diamond Dome 18K Gold and Platinum RingFive diamond dome ring; antique filigree dome ring; stamped: 18K PLATINUM; 3.3dwt; 1ea 4.8mm, 4ea 2.0mm early cut rounds SI/IJK 1/2ctTW, Finger size 6See Sold Price
Sold2017CIRCA 1850's BLUE CLOISONNE & DIAMOND DINNER RINGONE HEIRLOOM CIRCA 1850's DEEP BLUE CLOISONNE & DIAMOND DINNER RING SURROUNDED BY PLATINUM. THE RING BOTTOM AND BAND IS 18KT YELLOW GOLD. THE CLOISONNE DOME IS CAPPED WITH DIAMONDS IN SNOWFLAKE PATTERSee Sold Price
Sold2021Antique Platinum Diamond Ringcenter square cut corner step-cut diamond estimated weight 1.05ct., H-I, SI, 32 old European and single cut diamonds estimated total weight 0.74ct., stamped ?A.P.?, tested platinum, size 5-3/4, 5.3 grSee Sold Price
Sold2018Art Deco Platinum Diamond Dome RingMETAL: Platinum. MEASUREMENTS: Ring size - 7 1/2, ring top - 16mm wide. GEMSTONES: Diamonds - approx. 2.40ctw. MARKED: 10% irid. plat. WEIGHT: 6.8 grams.Gemstones have not been graded for color and clSee Sold Price
Sold2022Vintage Platinum & Diamond Dome RingVintage Platinum & Diamond Dome Ring Platinum ring with dome top ft. 18 European cut diamond rounds, graduated size diamonds measuring between 2.3mm and 4.7mm in size, diamonds approximately 2.77 cttwSee Sold Price
Sold2022Midcentury Platinum Diamond Dome RingMETAL: Platinum. GEMSTONES: Diamonds. Center approx. 1.27ct (has few minor chips on the girdle) , sides approx. 0.60ctw. MEASUREMENTS: Ring size 6.25, top is 19mm wide. TESTED: Plat. WEIGHT: 13.4 gramSee Sold Price
Sold2023Antique Platinum Diamond RingGenuine antique platinum with diamond ring, size 5.25. Ring has an antique setting with a 1.ct round brilliant center diamond, color J, clarity 12. Total weight 4.2 grams. Comes with a GAL report.See Sold Price
Sold2021Ladies Antique Platinum & Diamond RingRing set with 24 single cut diamonds with total weight of 1/3 ctw the center diamond is .78 ctw and color is G-H and VS2. Size 5 3.5 grams all in Retail replacement value is $5,800See Sold Price
Sold2023Antique Platinum Diamond RingCirca 1905, Edwardian design very fine platinum three central white diamond filigree ring surrounded by 40 pave white diamonds, unmarked. Ring size 6, approx 1.5 ctw, some breaks in filigree, approx 3See Sold Price
Sold2022Art Deco Platinum Diamond Dome RingMETAL: Platinum. MEASUREMENTS: Ring size 6.25, top is 10mm wide. GEMSTONES: Diamonds approx. 0.90-1.00ctw. TESTED: Plat. WEIGHT: 4.5 grams.Gemstones have not been graded for color and clarity ,and tesSee Sold Price
Sold2023Antique Platinum & Diamond Ring, .80 carat round Old European cut diamond center with baguette andAntique Platinum & Diamond Ring, .80 carat round Old European or mine cut diamond in center with baguette and round diamonds throughout adding another .36 carat, total 1.16 carat, in a fine Art Deco sSee Sold Price
Sold2020Art Deco Antique Platinum Diamond RingPlatinum Art Deco ring, set with approx. 1.00ctw in diamonds. Ring size - 6.25, ring top is 9mm wide. Marked: 900 plat. 10% irid. Weight - 3.5 grams.See Sold Price
Sold201818k Gold Platinum Diamond Dome RingMETAL: 18k Gold/ Platinum. MEASUREMENTS: Ring size - 8 1/2, ring top is 18mm wide. GEMSTONES: Diamonds approx. 0.45ctw. TESTED: 18k/ plat. WEIGHT: 16.3 grams.Gemstones have not been graded for color aSee Sold Price
Sold2021Antique Platinum Diamond Ring19 old European cut diamonds estimated total weight 0.85ct., H-J, SI, 10 synthetic blue sapphires, remnant of stamp "Platinum", size 7-1/2, 4.2 grams - Provenance: A Virginia CollectorSee Sold Price
Sold2024Antique Platinum Diamond RingAntique platinum diamond ring, round brilliant central diamond (.50 ct), diamond bezel, filigree basket, six shoulder set round brilliant stones, marked size: 6.25 total weight: 3.1 grams ProvenanceSee Sold Price
Sold2017Antique Platinum Diamond Ring MountingMETAL: platinum. GEMSTONES: diamonds. MEASUREMENTS: ring size 6.75. Ring top is 14.5mm in diameter. Center of the ring will keep approx. 10mm round stone. Ring has sign MARINA in Gothic letters. TESTESee Sold Price
Sold2017Antique Platinum Diamond RingAntique Platinum Diamond Ring, size of diamond around 0.9CT, old Europena Cut StyleSee Sold Price
Sold2018Antique Platinum Diamond RingMETAL: platinum. GEMSTONES: diamonds-approx. 0.72ctw. MEASUREMENTS: ring size 6. Ring top is 7mm at widest point. MARKED: 10% Irid Plat. WEIGHT: 4.9 grams.Gemstones have not been graded for color andSee Sold Price
Sold2023ANTIQUE PLATINUM DIAMOND RING & BANDAntique Ladies platinum and mine cut diamond ring with matching diamond band; center stone approx. 0.60 carats, high grade, eye clean, color H-I; size 5; platinum not tested, stones need cleaning** AlSee Sold Price
Sold2023Antique Platinum Diamond Ring1920's diamond ring marked platinum / 10% iridium and dated 12-27 on inside with10 diamonds set in two rows. Ring size 5.5, weight approx 7.5g. Each diamond measures approx 3.1 dia.See Sold Price
Sold2016Art Deco Platinum Diamond Dome RingRing size 3, ring top is 18mm wide. Set with approx. 0.66ctw in diamonds. Ring had a repair. Tested plat. Weight - 3.7 grams.Gemstones have not been graded for color and clarity ,and tested for claritSee Sold Price
May 31Miami Auctions & Appraisals LLC Vintage GIA 4.06 ct Burma Ruby Diamond Platinum Antique Cocktail RingUS$18,000
Featured17 hrs LeftJasper52Antique Art Nouveau 18k Gold and Platinum Diamond and Emerald RingUS$1,900