Sold2015Platinum Diamond Sapphire Cabochon RingRing size 5 1/2, ring top is 18mm x 27mm. Decorated with 6 sapphire cabochons and approx. 1.00ctw in diamonds. Tested plat. Weight - 18.7 grams.Gemstones have not been graded for color and clarity ,anSee Sold Price
Sold2016ANTIQUE PLATINUM & CABOCHON SAPPHIRE DIAMOND RINGWith a fabulous 15ct. cabochon sapphire and 1 1/2ct of quality diamonds. Size 7. Total weight 9 grams. Shipping U.S. $20 plus insurance.See Sold Price
Sold2021Platinum Star Sapphire Cabochon Diamond RingPlatinum ring, with center 11.3 x 9.7 x 9.5mm star sapphire cabochon, surrounded with approx. 0.12ctw in diamonds. Ring size - 5.5, ring top - 12mm wide. Weight - 7.3 grams.See Sold Price
Sold2024Platinum 8.45ct Star Sapphire Cabochon Diamond RingMetal : Platinum Designer : Not Signed Gemstone : Star sapphire cabochon 8.45ct, Diamonds 0.58ctw. Measurements : Ring size 6.5, top is 11.5mm wide. Marked: : pt900, 058, 8.45.See Sold Price
Sold2023Antique Art Deco blue star sapphire cabochon ring in tested platinum with diamond accents; 15mmAntique Art Deco blue star sapphire cabochon ring in tested platinum with diamond accents; 15mm stone; size 4; 6.7 gramsSee Sold Price
Sold2015Lady’s Platinum Purple Star Sapphire Diamond DinnerLady’s platinum purple star sapphire diamond dinner ring. Cabochon measures 15.2 x 13.6 x 10 1/2mm tall. Set with 10 round full-cut diamonds, 8 round single-cut diamonds, 10 straight baguette cut diSee Sold Price
Sold2015Art Deco Sapphire Diamond Platinum RingArt Deco Cabochon Sapphire and Diamond in Platinum Ring. Cabochon Sapphire measures 6 x 3mm Diamond total weight approx. 0.36ct Ring Size: 6 Total Weight: 5.5 gSee Sold Price
Sold2021Art Deco Platinum Sapphire Diamond Gypsy RingPlatinum art deco ring featuring sapphire cabochon and tapered baguette diamonds. Ring size 6 1/2, top measures 12mm at widest point. Marked plat. Weight is 6.4 grams.See Sold Price
Sold2022Art Deco Platinum, Sapphire, and Diamond RingArt Deco Platinum, Sapphire, and Diamond Ringthe pyramidal cabochon sapphire (14.3 x 12.3 x 9.45 mm) bezel set and weighing approximately 14.85 carats within a surround of old European and old singleSee Sold Price
2017Sapphire (syn.), Diamond and Platinum RingSapphire (synthetic), Diamond and Platinum Ring. Sapphire cabochon 11.2mm x 9.2mm , surrounded by 26 round mine-cut diamonds totaling approx. 1 ct. (ETER2304){PR} Measurements: Size 5.5See Sold Price
Sold2022Pink sapphire, diamond, and platinum ringPink sapphire, diamond, and platinum ring Set with a cabochon purplish-pink sapphire and single-cut diamonds Platinum Ring size 5.50; Gross weight 3.2 dwtsSee Sold Price
Sold202118K Gold Platinum Diamond Sapphire RingMETAL: 18k Gold and Platinum. GEMSTONES: Rose cut diamonds - approx. 94 stones, Sapphire cabochon - 9.1mm x 7.2mm. MEASUREMENTS: Ring size 10 1/4, ring top is 13mm wide(ring shank has been sized previSee Sold Price
Sold2023Platinum, Star Sapphire, and Diamond RingPlatinum, Star Sapphire, and Diamond Ringthe round cabochon star sapphire (13.62 x 12.16 x 7.20 mm) weighing approximately 12.83 carats prong set within a halo set with full cut round diamonds weighinSee Sold Price
Sold201918Kt YG David Webb Jade Cabochon RingStunning David Webb 18Kt Yellow Gold & Platinum Jade Cabochon Ring accented with sapphires and diamonds. Circa 1980. It is 35mm high at the front, ring size 6,. 71.7 grams W40863See Sold Price
Sold2022Art Deco Platinum Diamond Sapphire RingArt Deco Platinum Weight 11.28gr Measurements 0.68”x0.78” Diamond Approx 2.08ct Vs1 Center Cabochon Sapphire Approx 2.5ct top and Bottom Approx 0.5ct TW 3ct Ring 6.5See Sold Price
Sold2023Platinum Snake Ring with Opaque Cabochon Sapphire and Fancy Diamond MeleePlatinum Snake ring holding a cabochon cut Sapphire (opaque) and has hundreds of diamond melee throughout with some in Fancy colors of varying shades of yellow and brown. 32.1 grams. Appraised Fair MaSee Sold Price
Sold20206.92ct Star Sapphire Diamond Platinum RingPlatinum ring with oval 6.92ct star sapphire cabochon, and 0.29ctw in diamonds. Ring size - 6, ring top is 10.5mm. Marked: 6.92, Pt900, D029. Weight - 5.9 grams.See Sold Price
Sold2021Art Deco Filigree Diamond Star Sapphire RingA Platinum art deco filigree diamond ring, set with a star sapphire cabochon 5.1mm, 2-3.4mm; 19 rose cut accent diamonds, and one single cut. Sz.9.5, 3.5 Dwts. Unmarked metal, testing as platinum. TheSee Sold Price
Sold2023Art Deco Platinum Diamond Blue Sapphire RingArt Deco period platinum ring, brightly polished and engraved, featuring centered bezel set blue sapphire high dome oval cabochon, weighing approx. 3.30 carats, further adorned with 22 old European anSee Sold Price
Sold2020ART DECO PLATINUM, DIAMOND, & STAR SAPPHIRE RINGcentering one round cabochon cut star sapphire weighing approximately 5.8 carats; and 35 early round full cut, single cut, and Swiss cut diamonds [G-H/VS2-SI1] weighing approximately 0.90 carats totalSee Sold Price
Sold2015RETRO STAR SAPPHIRE AND DIAMOND 18K GOLD RINGRound blue star sapphire cabochon, approx. 12.75 cts., in octagonal yellow gold seting paired with diamond platinum corners, diamonds approx. .12 ct. TW. Size 6. 8.2 dwt.See Sold Price
Sold202211070: Sapphire, Diamond, Platinum Ring Stones: SapphiSapphire, Diamond, Platinum Ring Stones: Sapphire cabochon weighing 7.04 carats; full and baguette-cut diamonds weighing a total of 1.19 carats Metal: PlatinSee Sold Price
Sold2016ART DECO STAR SAPPHIRE, DIAMOND & PLATINUM RINGAn oval star sapphire cabochon, 23.20 cts. by formula, in strapped platinum and single cut diamond setting with baguette cut diamond shoulder, approx. .80 ct. TW. Ca. 1930. Stamped 10% Irid. Platinum.See Sold Price
Sold202049.65ct Blue Sapphire, 0.70ctw Diamond Platinum Ring49.65ct Blue Sapphire Cabochon, 0.70ctw SI1-SI2/G-H Diamond Solid Platinum Ring - This lovely ring was finely crafted of solid platinum and boasts a massive 49.65ct (approximate) genuine blue sapphireSee Sold Price
May 22Elmwood'sAN ART DECO KASHMIR SAPPHIRE AND DIAMOND RING in platinum, set with a sugarloaf cabochon sapphire of£24,000
12 hrs LeftRiverside GalleriesPlatinum Setting with 14.39ct Star Sapphire and 0.37ct Diamond Ladies RingUS$50
4 days LeftBidhausDavid Webb Platinum & 18K Yellow Gold Multi Color Gemstone And Diamond RingUS$10(1 bid)
2 days LeftMynt AuctionsDavid Webb Platinum & 18K Yellow Gold Multi Color Gemstone And Diamond RingUS$5(1 bid)
4 days LeftEstateOfMind AuctionsFINE ART DECO PLATINUM DIAMOND & SAPPHIRE RING, C. 1920US$700(8 bids)
Jun 01Northgate Gallery, Inc.Tiffany and Co. Platinum Natural Diamond and Sapphire Ring, Size 8.0US$250