Bow-shaped brooch in platinum with 8/8 cut diamonds.

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

Antique Approx. 3.5 Carat Old European Cut Diamond and Platinum Bow Brooch. E-F color, VS1 - VS2 Clarity. Probably French. Unsigned. Measures 2-1/2" x 1-1/2". Approx. weight: 16.0 grams. Condition: Go

LARGE 14K GOLD BROOCH WITH DIAMOND AND SAPPHIRE DETAILS large gold bow shaped brooch, with fifteen synthetic round cut sapphires, fourteen round cut diamonds. 14K stamped on clasp dimensions: 10.16 (

METAL: Platinum. GEMSTONES:transitional cut diamonds.-approx. 3.30-3.50ctw. MEASUREMENTS: brooch is 42mm x 25mm at widest point. TESTED: Platinum. Stem is 18K gold. WEIGHT: 10.5 grams. Gemstones have

Art Deco dreicer & Co platinum bow brooch set with approx. 0.66ctw in rose cut diamonds and onyx. Some onyx stones are chipped. Brooch is 53mm x 12mm. Marked: Dreicer & Co, tested Platinum. Weight - 7

A VINTAGE AQUAMARINE AND DIAMOND BOW BROOCH, CIRCA 1950 in platinum and 18ct white gold, set with two tapered fancy cut aquamarines, accented by rose cut, single cut and round brilliant cut diamonds,

DESCRIPTION: Tested 90% platinum Art Deco bow brooch set with forty-nine round full and single cut diamonds of .02 to .06 carat each. Clarity SI to I1, color I-J. Approximately 1.50 ctw. Also set with

Art Deco Diamond, Platinum Circle Bow Brooch. Featuring thirty-nine old European-cut diamonds weighing a total of approximately 3.25 cttw., set in a platinum circle bow brooch mounting measuring appro

57 full cut old European cut diamonds, 22 single cut old European diamonds, graduating in size 2.0 - 1.2mm, tested platinum, straight bar pin with "J" clasp, 2-1/4 x 5/8 in, 10.1 grams Provenance: Pro

Platinum circle brooch with bow, set throughout with single and old mine-cut diamonds totalilng approximately 2.00 cts., graded G-H color and SI clarity, 7.5 gms gross, est: $600/800

The rectangular platinum brooch with bow detail is set with 31 Old European cut single and full cut round Diamonds [H/SI], approximate total weight 1.00 carats, accented at the corners with eight trap

Platinum & Diamond Art Deco Bow Brooch Designed as a bow centering baguette diamonds weighing a total of 0.19 carats accented by old European cut diamonds weighing a total of 0.74 carats and single cu

Vintage Diamond, Platinum, 14k Yellow Gold Bow Brooch. Designed as an open work bow with black velvet backing, the center featuring one old European-cut diamond weighing approximately 0.30 ct., accent

Vintage Diamond and Sapphire Bow Brooch, Tiffany & Co.the delicate platinum bow with milgrain detailing and set with full cut round diamonds weighing approximately 1.15 total carats (F-G color, VS cla

This is a vintage platinum heart shaped pendant/brooch studded with 48 Old European cut diamonds. SI-I clarity and GH-HI color. 1 3/8 x 1 3/8". It weighs a total of 8.1g. Draft title TW estimate seems

A Collection of Edwardian 14 Karat Gold and Gemstone Bar Brooches, consisting of a platinum topped gold navette shaped brooch containing one round and two single cut diamonds, a platinum topped gold b

Platinum brooch in the style of bow set with over 460 round and baguette cut diamonds weighing approx. 9.5 carats. 16.5dwt and 2.75"w

Turquoise, Diamond, Platinum Brooch The brooch features oval-shaped turquoise cabochons ranging in size from 55.00 x 34.00 mm to 80.00 x 25.00 mm, enhanced by full-cut diamonds weighing a total of app

Art Deco Diamond, Emerald, Platinum Brooch Stones: European and single-cut diamonds weighing a total of approximately 2.95 carats; square and rectangle-shaped emeralds weighing a total of approximatel

AN 18K YELLOW GOLD, PLATINUM, DIAMOND AND RUBY HUMMINGBIRD AND FLOWER BROOCH • 18k yellow gold and platinum • 24 single-cut diamonds and 1 pear-shaped diamond weighing approximately 0.40 c

Clover-shaped brooch with old cut diamonds and three cabochón sapphires. In platinum setting.

BOUCHERON Platinum, Wood, and Diamond Broochthe bow brooch featuring carved wood and old European-cut diamonds; signed Boucheron Paris; French assay marks; 3.80 dwts.; 3/4 x 1 1/2 in.Provenance: Prope

ANTIQUE, DIAMOND BOW BROOCH Containing numerous old European cut diamonds weighing approximately 4.50 carats total. Mounted in platinum-topped gold. 2 3/4 x 2 inches.Pin stamp: 18K. Gross weight: 10.8

DIAMOND BOW BROOCH Containing 43 round brilliant cut diamonds weighing approximately 2.15 carats total. Mounted in platinum. 1 5/8 x 1 3/8 inches. Stamp: PLAT (maker's mark). Gross weight: 6.80 d