Sold2019STAR SAPPHIRE DRESS RING in yellow gold, set with aSTAR SAPPHIRE DRESS RING in yellow gold, set with a cabochon star sapphire, unmarked, size L / 6, 5.4g.See 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
Sold2021PLATINUM 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
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
Sold2018Edwardian Platinum, Diamond & Sapphire Dress WatchA handmade and high polished Edwardian platinum dress or wrist watch, circa 1915, set with seventy eight (78) total natural old European and old mine cut bead set diamonds (color range: I-J, clarity rSee 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
Sold2022TIFFANY & CO., JEAN SCHLUMBERGER, A STAR SAPPHIRE AND DIAMOND DRESS RINGTIFFANY & CO., JEAN SCHLUMBERGER, A STAR SAPPHIRE AND DIAMOND DRESS RING The oval cabochon star sapphire estimated to weigh between 55 to 60 carats, to crossover pavé set diamond leaf shoulders, apSee Sold Price
Sold2021AN ANTIQUE STAR SAPPHIRE AND DIAMOND DRESS RING in 18ctAN ANTIQUE STAR SAPPHIRE AND DIAMOND DRESS RING in 18ct yellow gold and silver, set with a round cabochon star sapphire of 9.63 carats within a border of round cut diamonds, unmarked, size N / 6.5, 9.See 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
Sold2023PLATINUM & 18K GOLD CEYLON STAR SAPPHIRE DIAMOND & RUBY BROOCHPLATINUM & 18K GOLD CEYLON STAR SAPPHIRE DIAMOND & RUBY BROOCH: An important 18K yellow gold Russian brooch set with a large star sapphire cabochon surrounded by diamonds and knife-set rubies in an enSee Sold Price
Sold2020A 35.00CT STAR SAPPHIRE GOLD PLATINUM AND DIAMOND RINGA 35.00CT STAR SAPPHIRE GOLD PLATINUM AND DIAMOND RING A 35.00CT STAR SAPPHIRE GOLD PLATINUM AND DIAMOND RING one polished oval star sapphire flanked by two triangular cut diamonds set in a 14K gold tSee Sold Price
Sold2022AN ART DECO SAPPHIRE AND DIAMOND DRESS RING in platinum, set with an emerald cut blue sapphire ofAN ART DECO SAPPHIRE AND DIAMOND DRESS RING in platinum, set with an emerald cut blue sapphire of 5.88 carats, between stepped shoulders set with baguette cut diamonds, stamped Platinum, size N / 6.75See Sold Price
Sold2023AN ART DECO SAPPHIRE AND DIAMOND DRESS RING in platinum, set with an old cut diamond ofAN ART DECO SAPPHIRE AND DIAMOND DRESS RING in platinum, set with an old cut diamond of approximately 1.50 carats in a double border of step cut sapphires and old cut diamonds, the band accented by fuSee Sold Price
Sold2022AN UNHEATED SAPPHIRE, DIAMOND AND ENAMEL DRESS in platinum, set to the centre with an unheatedAN UNHEATED SAPPHIRE, DIAMOND AND ENAMEL DRESS in platinum, set to the centre with an unheated Madagascan octagonal step cut sapphire of 1.30 carats in a border of black enamel and round brilliant cutSee Sold Price
Sold2023A SAPPHIRE AND DIAMOND DRESS RING in platinum, set with an emerald cut diamond of approximately 0.40A SAPPHIRE AND DIAMOND DRESS RING in platinum, set with an emerald cut diamond of approximately 0.40 carats, accented by French cut sapphires and round brilliant cut diamonds, further round brilliantSee 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
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
Sold2022A SAPPHIRE AND DIAMOND DRESS RING in platinum, set with an oval cut sapphire within two concentricA SAPPHIRE AND DIAMOND DRESS RING in platinum, set with an oval cut sapphire within two concentric rows of round brilliant cut diamonds, each shoulder set with a trio of round brilliant cut diamonds,See Sold Price
Sold2022AN ART DECO DIAMOND AND SAPPHIRE DRESS RING in yellow gold and platinum, of target design, set withAN ART DECO DIAMOND AND SAPPHIRE DRESS RING in yellow gold and platinum, of target design, set with a cluster of old European cut diamonds, within a border of calibre cut blue sapphires, with furtherSee Sold Price
Sold2016THREE ART DECO PLATINUM OR WHITE GOLD RINGSWith octagonally set OEC diamond, approx. .75 ct., in platinum filigree; Rectangular aquamarine, approx. 2.2 cts., in engraved 14k white gold; Cabochon star sapphire, 5 cts. by formula, and four RBC dSee Sold Price
Sold2020SAPPHIRE RINGA Rare Vintage Art Deco Platinum and Diamond Ring, set with a natural lavender cabochon star sapphire flanked by (4) graduated old European cut diamonds on each side, with engraved bezel. Size 3 1/2.See Sold Price
Sold2019JB Star Platinum Three Ring Wedding SetDramatic JB Star and Martin Flyer 3 ring wedding set in platinum. The center ring with a natural round brilliant cut sapphire approx. 7.68mm X 7.66mm X 4.50mm and weighing 2.11ct., flanked by 8 triangSee Sold Price
Sold2022Signed Cartier Platinum Patriot PinSigned Art Deco Cartier platinum ruby, diamond and sapphire pin. The rectangular pin is decorated with a pair of star shaped mountings set with single round faceted sapphire. The sapphire stars are suSee Sold Price
Sold2020AN ART DECO SAPPHIRE AND DIAMOND DRESS RING in 18ctAN ART DECO SAPPHIRE AND DIAMOND DRESS RING in 18ct yellow gold and platinum, set with a cushion cut blue sapphire of 0.93 carats, within a border of old cut diamonds, stamped Pt 18ct, size M / 6, 3.1See Sold Price
May 31Miami Auctions & Appraisals LLC Vintage GIA Blue Sapphire Diamond Platinum Star Flower Brooch Pin$8,200