An Edwardian Platinum, Star Sapphire and Diamond Neckla

size 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 w

Vintage 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, the

Art 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 violet

Star 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 oth

TIFFANY & 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 approxi

Lady’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 di

Platinum, 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 weighin

Platinum; 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 grade

Platinum 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.

Antique 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 halo

Ref:2022904081 Gold Content:Platinum For people:Women Total Item Weight :4.55grams Main Stone:Star Sapphire Number of stones:1 Shape:Oval Carat Total Wt:4.47ct Color:Purple Cut Grade:G Adjacen

Ref: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 Grade

A 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 r

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 weigh

DESCRIPTION: 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 chann

Metal : 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.

No Reserve Price!   Grading Results:___________Stone Type: Natural Star SapphireShape: Round CabochonCarat: 6.17 ctColor: Violetish BlueClarity: NONE   Grading Results:___

DESCRIPTION: 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 to

PLATINUM & 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 en

Star 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 t

An 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.

Crafted 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 app

Edwardian Platinum with 1 Carat Center Diamond, 2 .25 Carat Diamonds, 6 Accent Diamonds and Sapphire Accent Stones Estate Ring, Size 5.5 inches. All gold weights and precious stone weights are for est

centering 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 total