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
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
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
Sold2021Platinum Sapphire Diamond Ring Platinum Weight 4.2g Cabochon Sapphire Approx. 3.20ct Diamond Approx. 0.25ct Ring Size 7 Measurement 0.4”x0.34”See 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
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
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
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
Sold2022Star Sapphire and Diamond RingMETAL: platinum GEMSTONE(S): round cabochon star sapphire weighing 6.00 carats; round brilliant cut diamonds weighing 1.00 carats total (carat weight stamped) MEASUREMENTS: ring top 3/4 x 3/4 inch RINSee 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
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
Sold2022A BURMA NO HEAT SAPPHIRE AND DIAMOND CLUSTER RING in platinum, set with an oval cabochon sapphire ofA BURMA NO HEAT SAPPHIRE AND DIAMOND CLUSTER RING in platinum, set with an oval cabochon sapphire of 7.44 carats in a double border of old cut diamonds, the diamonds all totalling 1.4-1.5 carats, fullSee Sold Price
Sold2022Sapphire Ruby and Diamond Bombe RingView a video of this lot: Click HereCrafted in 18K yellow gold and platinum; set with an oval cabochon sapphire, weighing approximately 5.46 carats; accented by marquise and round facSee Sold Price
Sold2024900PT 2.32CT STAR SAPPHIRE DIAMOND RING, 8.5.A 900-purity platinum 2.32-carat cabochon cut star sapphire ring accented by a halo of round brilliant cut and tapered baguette diamonds totaling 0.27 carats. Stamped 027, Pt900, S232, K74367, on theSee 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
Sold2022Art Deco Platinum Sapphire and Diamond RingCirca 1930's platinum ring, center bezel set round cabochon cut sapphire, approx. 4.10 ct., SI in Clarity (Type III), B in Hue, 8-9 in Tone, and 3 in Saturation. 4 square French cut diamonds , approxSee Sold Price
Sold2018Vtg LADIES PLATINUM PLUM SAPPHIRE DIAMOND RINGExquisite ladies vintage estate ring crafted of platinum featuring a center large cabochon cut plum sapphire with halo design set with baguette and round cut genuine diamonds. Marked "10% IRID PLAT".See 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
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
Sold2015VINTAGE PLATINUM, STAR SAPPHIRE & DIAMOND RINGVintage ladies platinum, star sapphire and diamond estate ring; (1) natural star sapphire corundum, oval cabochon-cut, weighing approx 24.63cts, tone: medium dark, saturation: grayish, hue: blue, theSee 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
Sold2022Group of Star Sapphire and Diamond RingsMETAL: platinum and 14K white gold GEMSTONE(S): cabochon star sapphire approx. 15.90 x 14.95 x 11.15 mm and 9.45 x 9.35 x 8.40 mm; accented with single and baguette cut diamonds RING SIZE: 7-1/4; 6 WESee Sold Price
Jun 24Platinum Auction GroupBuccellati Cabochon Sapphire Diamond 18K Gold Cocktail RingUS$2,200(3 bids)
3 days LeftRiverside GalleriesPlatinum Setting with 14.39ct Star Sapphire and 0.37ct Diamond Ladies RingUS$50
Jun 24Platinum Auction GroupSerpentine Diamond Gems Ring 3 Rows 18k Yellow Gold Bypass BandUS$425(2 bids)
3 days LeftMynt AuctionsDavid Webb Platinum & 18K Yellow Gold Multi Color Gemstone And Diamond RingUS$5
17 hrs LeftVerma Estate Department1.93 Carat Purple Star Sapphire Cabochon Platinum RingUS$100(2 bids)
Jun 11Dan Morphy AuctionsPLATINUM PINK-PURPLE KASHMIR SAPPHIRE & DIAMOND RING W/ GIA REPORTUS$1,300(1 bid)