Sold2023Platinum Purple Star Sapphire & Diamond RingDESCRIPTION: Platinum (stamped PT900) setting with center purple star sapphire cabochon, approximately 4.2 carats (9.7mm x 8.6mm x 4.7mm) surrounded by ten round brilliant cut diamonds and eight channSee 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
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
Sold2023GIA 19ct Natural No Heat Star Sapphire Bluish Purple Diamond Arrow Side Platinum Iridium RingTitle:GIA 19ct Natural No Heat Star Sapphire Bluish Purple Diamond Arrow Side Platinum Iridium Ring Description: Comes with GIA report (No. 2225958090). This ring features an approx. 19.4ct natural stSee 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
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
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
Sold2022TIFFANY & CO.: A PLATINUM, STAR SAPPHIRE AND DIAMOND RINGTIFFANY & CO.: A PLATINUM, STAR SAPPHIRE AND DIAMOND RING Centering an oval star sapphire cabochon weighing approximately 16.30 carats, accented by round and trapezoid-shaped diamonds weighing approxiSee Sold Price
Sold2023PURPLE STAR SAPPHIRE AND DIAMOND RINGPURPLE STAR SAPPHIRE AND DIAMOND RING Containing one round cabochon purple star sapphire measuring approximately 12.76-12.67 x 9.88 mm, two tapered baguette and 22 round brilliant cut diamonds weighinSee Sold Price
Sold2022Platinum purple sapphire and diamond ring w/GIAPlatinum ladies purple sapphire and diamond ring having 1.66 ct oval mixed cut natural purple sapphire center stone with GIA laboratory, report #2205819868; set of 12 bezel set round brilliant cut diaSee 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
Sold2022A platinum, star sapphire and diamond ringPlatinum; Stamped: 10% Irid P / Plat Centering an oval star sapphire gauged at 11.3mm x 9.7mm x 5.15mm flanked on either side by two old European-cut diamonds totaling approximately 0.30ct. and gradeSee 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
Sold20151950s Platinum Star Sapphire Diamond Cocktail RingStar sapphire measures 12.5mm x 10.3mm. Ring size 4. Marked Plat, weighs 8.4 grams.Gemstones have not been graded for color and clarity ,and tested for clarity and color enhancement, unless stated othSee Sold Price
Sold2022CERTIFICATED PURPLE FANCY STAR SAPPHIRE AND DIAMOND RINGCERTIFICATED PURPLE FANCY STAR SAPPHIRE AND DIAMOND RING, Set with a cabochon cut fancy star purple sapphire of 5.90 ct. Flanked with diamonds totalling approx. 0.55 ct. Size M 1/2. 5.5 grams. AccompaSee Sold Price
Sold2022Platinum 5.31 CTW Star Sapphire & Diamond RingRef:2022904080 Gold Content:Platinum For people:Women Total Item Weight :6.99grams Ring Size:7.25US Main Stone:Star Sapphire Number of stones:1 Shape:Oval Carat Total Wt:4.38ct Color:Purple Cut GradeSee 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
Sold2017Deco Platinum, Star Sapphire & .6 CTW Diamond RingDESCRIPTION: Tested platinum deco setting with center white natural star sapphire, approx. 9mm x 8mm. Surrounded by thirty-four round diamonds and six baguette diamonds, approx. .62 CTW (clarity SI toSee Sold Price
Sold2021Certified Platinum Pink Sapphire & Diamond RingThis is a certified and appraised platinum pink-purple sapphire and diamond ring. The ring is signed with the trademark "Orianne". The extremely rare unheated .88 carat cushion-cut, pink-purple sapphiSee Sold Price
Sold2022CARTIER, PURPLE COLOR CHANGE STAR SAPPHIRE AND DIAMOND RINGCARTIER, PURPLE COLOR CHANGE STAR SAPPHIRE AND DIAMOND RING Containing one oval cabochon purple color change star sapphire measuring approximately 15.55 x 12.20 x 10.30 mm and two pear shaped diamondsSee Sold Price
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
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
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
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
3 days LeftHeritage Auctions55265: Purple Star Sapphire, Diamond, Gold Ring Stones$2,400
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3 days LeftSeized Assets AuctioneersPlatinum 2.83 ctw GIA Cushion Ceylon Purple Sapphire & Diamond Engagement Ring$1
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3 days LeftHeritage Auctions55171: Ceylon Color-Change Sapphire, Diamond, Platinum$14,000