Sold2017A PLATINUM AND STAR SAPPHIRE AND DIAMOND LADY'S RING,A PLATINUM AND STAR SAPPHIRE AND DIAMOND LADY'S RING, the mounting centering one cabochon cut gray/blue star sapphire measuring approximately 17.50 x 13.50 x 8.40 millimeters with an approximate weighSee Sold Price
Sold2022Men's Mid Century Platinum, Star Sapphire & Diamond Ringsize 13 ring; the blue-gray star sapphire measures 21 x18 x13.9 mm with an estimated weight of 58 carats; sapphire displays natural color zoning and cracks are present in the crown and pavilion side wSee 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
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
Sold2020Platinum 19.5 CTTW Star Sapphire Diamond PendantAntique ladies platinum star sapphire and diamond pendant. Features central cabochon star sapphire with an estimated weight of approximately 15 carats. Medium blue translucent body surrounded by haloSee Sold Price
Sold2015A Lady's Gray Star Sapphire Ringplatinum, stamped PM, approximately 15 cts, size 6 1/2, Wt. 6gSee Sold Price
Sold2023Art Deco Platinum Star Sapphire & Diamond RingArt Deco Platinum 10.79ct. Blue Star Sapphire & 0.86ct. Diamond Ladies Ring. Size approx. - 4 - 4 1/2. Star sapphire - 12mm x 9mm x 9.25mm, weighing approx. 10.79ct. Sapphire is of slightly violetSee Sold Price
Sold2018Blue Star Sapphire Diamond Gemstone, Platinum RingLadies vintage diamond and star sapphire ring. Features an oval blue star sapphire cabochon with three round cut and prong set diamonds set around the 9mm x 7.5mm x 7.25mm cabochon. Size 6. Weighs 4.7See Sold Price
Sold202216.46ct Star Sapphire Diamond 14k White Gold Ladies Cocktail RingThis beautiful vintage ring is crafted from 14k white gold featuring a high gallery oval shape bridge with round scallop edge and milgrain decor frame. The center has a gorgeous Star Sapphire held secSee Sold Price
Sold2017Ladies Platinum Art Deco-Style Star Sapphire RingLadies vintage Art Deco-style platinum ring with oval cabochon star sapphire approximately 18 x13mm, fair very light grey-blue color, good star, eye clean, with two marquise diamonds approximately .35See 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
Sold2020Platinum Diamond Star Sapphire Dome RingMetal Content: Platinum.Weight of Item: 18.8 grams.Size: Ring size 6 3/4, ring top - 23mm at widest poin.Gemstone: Diamonds. Star sapphire approx. 19.53ct (15.5mm x 13.5mm).Carat Weight: approx. 1.21cSee Sold Price
Sold2018Platinum, Diamond, & Sapphire Ladies Watch BandA Platinum, Diamond, & Sapphire Ladies Watch Band. Rectangular case with round diamonds and rectangular sapphires throughout fitted with a mesh band trimmed with rectangular blue sapphires. The case iSee Sold Price
Sold2019Platinum Diamond Purple Star Sapphire RingMetal Content: Platinum.Weight of Item: 8.4 grams.Size: Ring size 6 3/4, ring top - 16mm x 15.5mm.Gemstone: Diamonds. Purple Star Supphire 4.00ct (small imperfection on the side of the gem).Carat WeigSee Sold Price
Sold2022PLATINUM DIAMOND & SYNTHETIC STAR SAPPHIRE PINset with a round diamond approx. 0.20 carat, centering 5 (8x6mm) synthetic star sapphires, and 30 diamond melee, tests platinum, overall diameter 1.4in., 16.2gms.See Sold Price
Sold2023Vintage Platinum Diamond & Pink Star Sapphire PinVintage Platinum Diamond & Pink Star Sapphire Pin consisting of approx. 12.0mm round cabochon pink star sapphire bezel set in the center of a platinum pin approx. 1 3/8 inches x 1.0 inch, 36 old mineSee Sold Price
Sold2023ANTIQUE ART DECO 14K YELLOW GOLD, PLATINUM, DIAMOND, AND SAPPHIRE LADY'S RINGANTIQUE ART DECO 14K YELLOW GOLD, PLATINUM, DIAMOND, AND SAPPHIRE LADY'S RING, possibly converted to a ring from another piece of jewelry, featuring a diamond-form pierced platinum top having a ceSee Sold Price
Sold2024Tiffany & Co Deco Platinum Diamond Sapphire WatchTiffany & Co Art Deco Platinum Diamond and Sapphire Ladies Wrist Watch. Watch is set with round and marquis cut diamonds and square cut sapphires in a platinum case with a manual-wind movement and safSee Sold Price
Sold2022Platinum Diamond Sapphire Art Deco Ladies WristwatchThis is an antique Continental European ladies wristwatch dating to the early 20th century. Rendered in fine platinum, this Art Deco watch is studded with full and single cut diamonds. VS clarity andSee Sold Price
Sold2019Star Sapphire, Diamond, Platinum Bracelet, TiffaStar Sapphire, Diamond, Platinum Bracelet, Tiffany & Co. The bracelet features oval-shaped star sapphires weighing a total of approximately 12.50 carats, enhanced by full-cut diamonds weighing a tSee 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
Sold2022GIA 2.55 CARAT NATURAL STAR SAPPHIRE DIAMOND PLATINUM BALLERINA RINGCrafted in solid heavy Platinum, the center is adorned by a GIA certified Natural untreated Star Sapphire weighing approximately 2.56 carats. Accompanied by a GIA Report N#2215624863 & an official appSee 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
Sold2023Vintage Retro Star Sapphire Platinum Diamond Ring Size 6This is a vintage retro platinum ring featuring a large star sapphire accented by round brilliant and baguette cut diamonds. The diamonds are VS clarity and GH color. The ring is a size 6 US and it weSee Sold Price
2 days LeftRiverside GalleriesPlatinum Setting with 14.39ct Star Sapphire and 0.37ct Diamond Ladies Ring$50
5 days LeftRiverside GalleriesPlatinum Setting with 14.39ct Star Sapphire and 0.37ct Diamond Ladies Ring$50
3 days LeftFederal Assets AuctioneersMen's Vintage 14k White Gold 7.24 ctw Oval Gray Star Sapphire Round Diamond Ring$1
266 Lots AwayHeritage Auctions55267: Purple Star Sapphire, Diamond, Platinum, Silver$2,400
242 Lots AwayHeritage Auctions55243: Burma Star Sapphire, Diamond, Platinum Ring St$2,400
Sold2024Heritage Auctions55226: Star Sapphire, Diamond, Platinum Ring Stones: SSee Sold Price
4 days LeftCrescent City Auction GalleryLady's Platinum Sapphire and Diamond Dinner Ring, Total Diamond Wt.- .62 cts., Size- 7, with apprais$1,600
5 days LeftCrescent City Auction GalleryOscar Friedman Lady's Platinum Yellow Sapphire and Diamond Dinner Ring, Total Diamond Wt.- .8 cts.,$3,250
5 days LeftCrescent City Auction GalleryLady's Platinum Blue Sapphire and Diamond Dinner Ring, Diamond Accent Wt.- .76 cts., Total Sapphire$2,400
May 28Miami Auction GalleryVintage GIA Certified Sapphire Ruby Emerald Diamond Platinum Bracelet 42.65 Gr$12,750