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
Sold2022A SAPPHIRE AND DIAMOND THREE STONE RING in 18ct yellow gold and platinum, set with a square step cutA SAPPHIRE AND DIAMOND THREE STONE RING in 18ct yellow gold and platinum, set with a square step cut blue sapphire between two round cut diamonds, stamped Plat 18ct, size N / 6.5, 2.1g.See Sold Price
Sold2022NO RESERVE - A PINK SAPPHIRE AND DIAMOND THREE STONE RING in yellow gold and platinum, set with anNO RESERVE - A PINK SAPPHIRE AND DIAMOND THREE STONE RING in yellow gold and platinum, set with an oval cut pink sapphire of 1.01 carats, between two round brilliant cut diamonds, stamped PLAT, size PSee Sold Price
Sold2022A GROUP OF SEVEN RINGS, including polished gold signet ring (size R, approx. 4.4g), a sapphire andA GROUP OF SEVEN RINGS, including polished gold signet ring (size R, approx. 4.4g), a sapphire and diamond three-stone ring mounted in gold (ring size P, approx. 2.8g), one plain platinum wedding bandSee Sold Price
Sold2024Antique Platinum Diamond and Sapphire ringPlatinum diamond and sapphire ring, three stones, one diamond (approx. .4 ctw) flanked by two sapphires (approx. .3 ctw), size 3, marked "900" All diamond or stone details including but not lSee Sold Price
Sold2023Platinum, Diamond and Sapphire RingA ladies platinum three stone ring with a central diamond flanked by oval sapphires. Dimensions: Size 9, the approximate gross weight is 4.0 dwt. The diamond is approximately 1.00 ct (estimated weightSee Sold Price
Sold2023A platinum graduated sapphire three-stone ring, with brilliant-cut diamond shared surround.SapphireA platinum graduated sapphire three-stone ring, with brilliant-cut diamond shared surround.Sapphire total weight 0.64ct.Total diamond weight 0.13ct.Hallmarks for London, 2011. Ring size M. 5.9gms.See Sold Price
Sold2022A Classic 14K Three-Stone Sapphire & Diamond Ring14K white gold and platinum three-stone ring featuring an oval cut sapphire weighing approx. 3.60 carats with two old European cut diamonds weighing approx. 2.00 ctw with an average color grade of I-JSee Sold Price
Sold2023Gorgeous Unheated 5.7 Ctw Vivid Pink Sapphire & Diamond Ring Platinum Cushion Engagement Three StoneGorgeous Unheated 5.7 Ctw Vivid Pink Sapphire & Diamond Ring Platinum Cushion Engagement Three Stone Hot PinkSee 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
Sold2015THREE SAPPHIRE AND DIAMOND RINGSEdwardian five-stone sapphire ring with diamond loops in platinum-topped 18k gold; Art Nouveau three-stone ring in platinum-topped 18k gold; Art Deco three-stone ring in 18k wg. Diamonds approx. 1.62See Sold Price
Sold2016Two early 20th century platinum and 18ct gold diamondTwo early 20th century platinum and 18ct gold diamond and gem-set rings. To include a diamond three-stone crossover ring, together with an alternating sapphire and old-cut diamond five-stone ring. EstSee Sold Price
Sold2016A LADIES ANTIQUE PLATINUM DIAMOND & SAPPHIRE RINGApproximate diamond measurements are: three center stones 0.12ct each, 16 other stones measure .01 to .03 ct. each, four square cut sapphires, measures a size 7.5 and weighs 4 grams.See Sold Price
Sold2023PLATINUM 1CT PINK SAPPHIRE & DIAMOND 3 RING BANDPlatinum three ring band having a 1ct prong set faceted oval pink sapphire center stone with round and baguette shape diamond accents. Ring size 7. Approx. weight 14.2 grams.See Sold Price
Sold2016Platinum Three-Diamond RingPlatinum Art Deco diamond and sapphire ladies' dinner ring, with three center diamonds approximately 45 points each, surrounded by 24 one-point mine diamonds. Missing stones. 3.4 dwts.See Sold Price
Sold2021Three Rings, One Platinum, Two 18kPlatinum "pt 900" band with diamonds and "18k" yellow gold accents, 9.8 grams, "18K" white gold ring with two diamonds and synthetic Sapphire Stone, Yellow Gold Band, 9.0 grams 18KSee Sold Price
Sold2016Platinum Diamond Engagement Ring Setting Lot of 3Three settings, sizes 5 1/2, 4 3/4 and 7 1/2. Centers will fit approx. 7.4mm x 7.2mm, 7mm x 5mm and 7.2mm x 6mm stones. Side diamonds - approx. 0.12ctw., two sapphires. Marked plat, 10% irid. Weight -See Sold Price
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
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
Sold202014K SAPPHIRE & DIAMOND THREE STONE RING14K SAPPHIRE & DIAMOND THREE STONE RING set with a center diamond approx. 0.25 carats (in our opinion: E-F color, VS1 clarity, however not guaranteed), flanked by 2 round sapphires approx. 0.50 caratsSee Sold Price
May 31Miami Auctions & Appraisals LLC Kashmir Vintage Sapphire Diamond Platinum Three Stone Ring$40,250
May 31Miami Auctions & Appraisals LLC 9.89 carats No-Heat Ceylon GIA Sapphire Fancy Diamond three stone Platinum Ring$28,500
2 days LeftFederal Assets AuctioneersSolid Platinum 1.32 ctw Round Brilliant Prong Sapphire Diamond 3 Three Stone Rin$1
May 28Miami Auction GalleryESTATE NATURAL NO HEAT 9.07CT CEYLON SAPPHIRE TRAPEZOID DIAMOND PLATINUM RING$28,500
4 days LeftElmwood'sAN UNHEATED PURPLE SAPPHIRE AND DIAMOND THREE STONE RING set with an oval cut sapphire of£900
7 days LeftMost Elite Collections LLCCushion Cut 7.01 ct Center VS2 Clarity, Fancy Intense Yellow Diamond Platinum Three Stone Ring $3(2 bids)
May 31Miami Auctions & Appraisals LLC Certified GIA Colombian Emerald Diamond Platinum Three Stone Ring$72,000
May 28Miami Auction GalleryGIA Certified 3.41cts Round Brilliant Cut Diamond Platinum Three Stone Ring$22,500
4 days LeftSeized Assets Auctioneers18K White Gold 2.21 ctw GIA Oval Sapphire & Trillion Diamond 3 Three Stone Ring$1
May 28Miami Auction GalleryCERTIFIED GIA BURMA RUBY DIAMOND PLATINUM THREE STONE ENGAGEMENT RING$4,050
May 28Miami Auction GalleryTACORI 1.13CTS GIA CUSHION DIAMOND PLATINUM THREE STONE ENGAGEMENT RING$3,200(1 bid)
1 day LeftSeized Assets AuctioneersNew 14K Gold 1.53 ctw Oval Sapphire Round Diamond 3 Three Stone Engagement Ring$1
