ANTIQUE STAR SAPPHIRE DIAMOND & PLATINUM BROOCH

METAL: Platinum. MEASUREMENTS: Brooch is 44mm x 17mm. GEMSTONES: Sapphire, Emerald, Diamonds approx. 0.70ctw. MARKED: 8990P. WEIGHT: 5.1 grams.Gemstones have not been graded for color and clarity ,and

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

This 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 we

An antique bow brooch with twenty-nine 1/16 carat diamonds plus small sapphires in a platinum setting, unmarked, measures .625 x 1.5 inches, weighs 5.2 grams. We happily provide seamless, low-cost in-

Antique Art Deco blue star sapphire cabochon ring in tested platinum with diamond accents; 15mm stone; size 4; 6.7 grams

DESCRIPTION: An elegant brooch comprised of a platinum foundation, centered by a 1.5ct oval cut Sapphire, further encompassed by a series of Diamonds along the spiraling frame including Marquee, Round

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

A Victorian unmarked white gold or platinum diamond set brooch Of star form, the central stone spreading to approximately 0.5 carat. 4 cm wide.

Beautiful Antique Pendant/Brooch Platinum and Yellow Gold with 2 Sapphires. Diamonds are unpolished 6.2 GramsTW

Crafted of fine 18k yellow gold with a platinum flash on the face. Features alternating clusters of small rose cut diamonds and square single cut sapphires in a graduated arrangement, placing the larg

2 Art Deco Brooches. 1st item: Art Deco platinum, 18k yellow gold sapphire, diamond and pearl brooch containing 14 baguette cut sapphires with a total weight of approximately .56 carats and 42 Old Eur

METAL: 14k Gold/Platinum. GEMSTONES: Diamond approx. 0.03ct, Ruby, sapphires, pearls - 2.2-2.5mm. MEASUREMENTS: Brooch is 24mm in diameter. MARKED: 1500. WEIGHT: 3.6 grams.Gemstones have not been grad

Magnificent Edwardian/Victorian Antique 18K Gold and Platinum 7 Point Star Pendant featuring Old European and Old Mine Diamonds. Center Old European Cut Diamond is .3 carats, I1, J. The 66 Old Mine Cu

Circa 1910/30 Bow brooch crafted in 18k yellow Gold and Platinum, set with a center Diamond Approx. 0.20 carats. Along with 88 round cut Diamonds weighing Approx. 1.75 carats. 39 Natural Sapphires wei

a finely crafted antique bar brooch measuring 3.8 cm in length, containing five round mixed cut sapphires (unheated) weighing approximately 1.60 carats total, 18 caliber cut emeralds, and six old Euro

COLLECTION OF ANTIQUE MULTIGEM AND DIAMOND STICKPINS Consisting of four stickpins and one bar brooch containing pearls (origin not tested), diamonds and sapphires. Mounted in gold and platinum.Bar bro

Antique Sapphire, Diamond, Platinum Bracelet Stones: Oval-shaped sapphires weighing a total of approximately 16.00 carats; European and single-cut diamonds weighing a total of approximately 3.40 carat

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

Designed as a foliate wreath framing a translucent purplish blue star sapphire, 13.2 - 13.0 x 9.65 mm, 17.8 cts. by formula, with seven spherical (probably natural) pearls, 4.55 - 3.55 mm, set among O

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

22.40ctw Blue Star Sapphire, 0.49ctw VS2-SI1/G-H Diamond & Solid Platinum Cocktail Ring (Comes W/$19,000 Appraisal) - This stunning ring was finely crafted of solid platinum, and contains a 22.40ct (a

Platinum 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.

Art Deco 25.75 Carats Star Sapphire & Diamond Platinum Dome Ring Size 4 This is a stunning Art Deco ring, it is crafted from platinum featuring a high dome shape star sapphire mounted on a round frame