Vintage 1960s Blue Lab-Created Star Sapphire Diamond Ring 14K White Gold 6.07 GrChairish Auctions4.5(10.3k)$380
Art Deco Platinum No-heat Sapphire Ring GIA Certified 8.57 x 7.09 x 5.11mmDiamond Depot4.3(10)$4,200Feb 07, 2026
Platinum Setting with 3.17ct Star Sapphire and 0.21ct Diamond Ladies RingRiverside Galleries4.5(198)$502 days Left
Platinum Setting with 5.91ct Star Sapphire and 0.56ct Diamond Ladies RingRiverside Galleries4.5(198)$504 days Left
SoldPLATINUM STAR SAPPHIRE FOLDED LINK RINGBeautiful South African star sapphire bezel-set in a platinum watch-style folded link ring. Ring size 6.5; sapphire measures 12mm x 9mm. Unmarked, tested for Pt. Weight: 15.2 dwt Condition: Platinum wSee Sold Price
SoldPlatinum Star Sapphire RingA fine six point star oval cabochon gem weighing 17.36 carats with baguette diamonds on each side totaling .25 carat, high grade, a scarce large gem, Art Deco era, with appraisal of $10,550.00, currenSee Sold Price
SoldWesley Emmons Platinum Star Sapphire RingFeatures an 8.5mm pale lavender grey round cabochon, size 7. 9.6gtw.See Sold Price
SoldGENTS PLATINUM STAR SAPPHIRE RINGGENTS PLATINUM STAR SAPPHIRE RING featuring a round star sapphire approx. 6mm, ring height 10.5mm, sapphire with a couple minor dings or flaws and a pin dot inclusion observed with a loupe, tests platSee Sold Price
SoldMen'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
SoldVINTAGE 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
SoldART 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
SoldArt 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
SoldPlatinum Star Sapphire & Diamond Ring 8.19ctw, 7.03 Grams Jewelry Diamonds Gemstonessize: 4, weight: 7 grams, material: platinum, gemstone: natural star sapphire, 7.56ct, diamond: 0.63ctw, VS-SI clarity, G-I colorSee Sold Price
SoldLadies 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
SoldPlatinum 7.37ct Star Sapphire Diamond RingPlatinum ring featuring a 7.37ct blue star sapphire cabochon accented by 0.73 carats of white diamonds, a bold collector's ring with celestial elegance and lasting value. - Platinum setting, total weiSee Sold Price
SoldAntique Platinum, Star Sapphire, and Diamond RingAntique Platinum, Star Sapphire, and Diamond RingSee Sold Price
SoldPlatinum, Diamond and Star Sapphire Ringsize approx. 6.75, 13.5mm x 11.5mm star sapphire (possibly synthetic) flanked with (2) 2.75mm x 6mm baguette diamonds and (8) 2mm round cut diamonds, 7.4 grams total weightSee Sold Price
SoldPlatinum 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
SoldPlatinum, 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
SoldPlatinum 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
SoldPlatinum 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
Sold1950s 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
SoldPlatinum, Diamond, and Star Sapphire RingDESCRIPTION: Platinum ring, featuring a star sapphire cabochon centerpiece. Surrounded on either side by round diamonds in a stepped design, with two baguette cut diamonds on either side. Hallmarked iSee Sold Price
SoldPlatinum, Unheated Star Sapphire & Diamond Ring 9.37ctw, 10 Grams Jewelry Gemstone Natural Diamondssize: 4.5, weight: 10 grams, material: platinum, gemstone: natural unheated star sapphire: 9.26ctw, diamonds: G-H SI clarity 0.11ctwSee Sold Price
SoldPlatinum 2.71ctw Star Sapphire & Diamond RingPlatinum 900 2.71ctw Star Sapphire & Diamond Ring. 2.49ct star sapphire cabochon. .22ct diamond halo. Very nice diamonds. 5.7 grams.See Sold Price
SoldPlatinum Sterling Silver Star Sapphire Ring, 5.5ctwItem: 5.50 carat Genuine Star Sapphire, Sapphire, & White Crystal Ring Metal Purity: Platinum over Sterling Silver Gemstones: Star Sapphire & Sapphire Carat Weight: 5.5 Ring Size 9, Star Sapphire diffSee Sold Price
SoldPlatinum 26.99ct Blue Star Sapphire & Diamond RingLadies platinum 29.99ct natural blue star sapphire & diamond ring. The sapphire is surrounded by twenty-six round brilliant cut diamonds with a total weight of approximately 0.71ct. The ring is brandeSee Sold Price
SoldPlatinum 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
