Sold2022A PLATINUM DIAMOND THREE STONE RINGA PLATINUM DIAMOND THREE STONE RING graduated round brilliant-cut diamonds in claw settings. Estimated total diamond weight 3.40ct, hallmarked Sheffield (indistinct), ring size O, 6.8 grams Good coSee Sold Price
Sold2024An Art Deco platinum diamond three-stone ringAn Art Deco platinum old-cut diamond three-stone ring, estimated total diamond weight 1.65ct, G-H colour, VS2-SI1 clarity, band stamped platinum, ring size N, 3.7gSee Sold Price
Sold2015A platinum diamond three-stone ring.A platinum diamond three-stone ring. The brilliant-cut diamond line, to the openwork gallery and tapered band. Estimated total diamond weight 1.05cts, H-K colour, SI2-P1 clarity. Hallmarks for BirmingSee Sold Price
Sold2015A platinum diamond three-stone ring.A platinum diamond three-stone ring. The brilliant-cut diamond, with similarly-cut diamond sides to the plain band. Estimated total diamond weight 1.20cts, J-L colour, SI clarity. Hallmarks for BirminSee Sold Price
Sold201714k Gold Platinum Diamond Three Stone RingMETAL: 14k gold/ platinum . MEASUREMENTS: ring size - 6 3/4. GEMSTONES: 3 oval diamonds - approx. 1.05ctw. MARKED: dia 14k plat 2. WEIGHT: 4 grams.Gemstones have not been graded for color and claritySee Sold Price
Sold2016A mid 20th century platinum diamond three-stone ring.A mid 20th century platinum diamond three-stone ring. The graduated brilliant-cut diamond line, with single-cut diamond line sides, to the plain band. Estimated total diamond weight 0.55ct, I-J colourSee Sold Price
Sold2017An 18ct gold and platinum diamond three-stone ring. TheAn 18ct gold and platinum diamond three-stone ring. The graduated brilliant-cut diamond line, with bi-colour gallery and band. Estimated total diamond weight 0.30ct. Ring size K. Weight 1.6gms.See Sold Price
Sold2015A mid 20th century 18ct gold and platinum diamondA mid 20th century 18ct gold and platinum diamond three-stone ring. The graduated brilliant-cut diamonds, each within an illusion setting, to the tapered shoulders and plain band. Estimated total diamSee Sold Price
Sold2016Two mid 20th century 18ct gold and platinum diamondTwo mid 20th century 18ct gold and platinum diamond three-stone rings. Each designed as three brilliant-cut diamonds, to the plain band. Estimated total diamond weight 0.45ct. Weight 5gms. Overall conSee Sold Price
Sold2021EDWARDIAN PLATINUM AND DIAMOND THREE-STONE RING EachEDWARDIAN PLATINUM AND DIAMOND THREE-STONE RING Each full-cut diamond approx. 5.0mm x 2.8mm. Engraved setting further set with four small diamonds. Size 4½.See Sold Price
Sold2022Platinum Diamond Three Stone Engagement RingMETAL: Platinum. MEASUREMENTS: Ring size - 5.75. GEMSTONES: Diamonds approx. 1.33ctw. MARKED: Pt950, ZEI. WEIGHT: 7.7 grams.Gemstones have not been graded for color and clarity ,and tested for claritySee Sold Price
Sold2016Art Deco Platinum 1.20ctw Diamond Three Stone RingMETAL: platinum. MEASUREMENTS: ring size - 6, ring top is 7.6mm x21mm. GEMSTONES: 3 old european diamonds - approx. 1.10-1.20ctw . TESTED: plat. WEIGHT: 5.5 grams.Gemstones have not been graded for coSee Sold Price
2018A GOOD LARGE ANTIQUE PLATINUM AND DIAMOND THREE STONEA GOOD LARGE ANTIQUE PLATINUM AND DIAMOND THREE STONE RING set with bright brilliant cut stones. Size Q/R.See Sold Price
Sold2017Diamond Platinum Three Stone RingDiamond Platinum Three Stone Ring Stamped: Plat Emerald cut diamond weight approx. 1.00 ct Color & Clarity: F, SI2 2 Baguette Diamonds total weight approx. 0.08 ct Ring Size: 5.25 Total Weight: 3.See Sold Price
Sold2016A platinum sapphire and diamond three-stone ring. TheA platinum sapphire and diamond three-stone ring. The rectangular-shape sapphire, with baguette-cut diamond sides. Total diamond weight 0.18ct, stamped to band. Hallmarks for Sheffield. Ring size N. WSee Sold Price
Sold2022Platinum sapphire and diamond three-stone ringPlatinum sapphire and diamond three-stone ringchip on sapphire, size 5, 4.3 gramsSee Sold Price
Sold2020Platinum 14k Gold Diamond Three Stone RingPlatinum and 14k gold three diamond ring, with approx. 0.50ctw in diamonds. Ring size - 4. Marked: Magic GLO 14k, Plat. Weight - 3.1 grams.See Sold Price
Sold2024GIA 4.09CTS RUBY DIAMOND PLATINUM THREE STONE COCKTAIL RINGOval Brilliant-Cut natural corundum Ruby showing minor residues of heat, and weighing approximately 4.09 carats. Adorned by 2 Genuine Natural Diamonds with the rare Trillion cut, H - I color and VS clSee Sold Price
Sold2024TACORI 1.13CTS GIA CUSHION DIAMOND PLATINUM THREE STONE ENGAGEMENT RINGProng-set by a centered GIA lab reported cushion-brilliant diamond, weighing 0.75 carats, graded I color and SI2 clarity. Besides two square-cut, prong-set diamonds and accented by 12 round-cut, channSee Sold Price
Sold2022Platinum and Diamond RingPlatinum and Diamond Ringthe three stone ring centering a millegrain bezel-set old European-cut diamond weighing approx. 0.84 ct. flanked by millegrain bezel-set old European-cut diamonds weighing appSee Sold Price
Sold2015A mid 20th century platinum and 18ct gold diamondA mid 20th century platinum and 18ct gold diamond three-stone ring. The graduated brilliant-cut diamond line, to the single-cut diamond asymmetric sides and plain band. Estimated total diamond weightSee Sold Price
Sold2024GIA Certified 0.60 Carat Ruby and 0.60 Carat Diamond Three-Stone Platinum RingThis gorgeous ring features:0.60 carat GIA Certified Round Red Ruby Center Stone0.60 carat total Near-Colorless Round Brilliant Diamond Side Stones4-Prong set GemstonesPlatinum Cathedral Setting withSee Sold Price
Sold2017Art Deco style Approx. 2.67 Carat Round Brilliant CutArt Deco style Approx. 2.67 Carat Round Brilliant Cut Diamond and Platinum Three Stone Ring accented with .88 Carat French Cut Sapphires. Diamonds E-F color, VS clarity. Sapphires with vivid saturatioSee Sold Price
20193.25 CARAT DIAMOND THREE STONE RING in platinum or3.25 CARAT DIAMOND THREE STONE RING in platinum or white gold, set with a trio of old round cut diamonds of 1.45, 0.95 and 0.85 carats, unmarked, size M / 6.25, 4.3g.See Sold Price
Oct 27Modern Jewelry2.39 Carat Circular Brilliant Cut & Round Diamond Platinum Three-Stone Ring$13,500
Oct 27Modern Jewelry4.21 Carat Old European Cut M-N VVS2-SI1 Diamond Platinum Three-Stone Ring$27,750
Oct 27Modern JewelryHARRY WINSTON 1.55 Carat Round Brilliant F-VS1 Diamond Platinum 3-Stone Ring$30,250
Oct 27Modern Jewelry2.80 Carat Circular Brilliant Old European Cut Diamond Platinum 3-Stone Ring$21,750
2 days LeftMiami Auctions & Appraisals LLC TACORI 1.13CTS GIA CUSHION DIAMOND PLATINUM THREE STONE ENGAGEMENT RING$3,200
2 days LeftMiami Auctions & Appraisals LLC CERTIFIED GIA BURMA RUBY DIAMOND PLATINUM THREE STONE ENGAGEMENT RING$4,050
2 days LeftMiami Auctions & Appraisals LLC GIA Antique Old European Diamond Platinum Three Stone Filigree Ring$18,000
Nov 10Modern Jewelry14K PLATINUM 1ct DIAMOND TRINITY THREE STONE LADIES RING H SI1 ENGAGEMENT RING$2,900
Oct 20Miami Auctions & Appraisals LLC GIA Antique Old European Diamond Platinum Three Stone Filigree Ring$18,000