18K Alexandrite and Diamond Brooch

Large Round Cut Alexandrite (15mm) Set in 18K Yellow Gold With Diamonds. Unmarked (tested 18k). 45mm x 35mm. Pin and diamonds excellent, some girdle losses to center stone at mounts. total weight: 12.

Retro 18k Yellow Gold Weight 28.1gr Measurements 2.31”x1.58” Diamond Approx 2.5ct VVs H Brooch

Cesare de Vecchi 1995 Solid 18K Yellow/White Gold, Carved Mother of Pearl & Diamond Brooch W/Emerald & Black Enamel Accents - This stunning deco style brooch was produced in 1995 by renowned Italian j

Set with 25 round diamonds approx. 2.10 carats (center diamond 50pts), appear nice clean stones, in yellow gold, tests 18K (pin stem tests 10K, clutch not gold), 1.25in., gross weight 19.9gms. Opening

Heavy, High Quality 18K and Diamond Pin set with 24 full cut round diamonds for a 1 CTW. Hallmarked ZVI 18K. largest dimension: 55mm. 13 grams / 8.3 dwt. Excellent condition, with little or no use. Ke

White Diamonds mounted on a Black Jade disc bound and set into a gold, scalloped back plate. Can be worn as a pendant.

in the form of a coral branch spray, set with 8 round diamonds approx. 0.40 carats, yellow gold setting tests 18K, 1.75in., 17.2gms.

Retro 18K Diamond Brooch, Marked on the back "750" in white gold, with graduated bead set diamond flourishes and sprig of diamond dotted leafs with three prong set diamonds, pin mechanism works proper

David Webb 18k yellow and white gold brooch with approx. 4cts of diamonds. Stamped WEBB 18K. Approx. 1.75 x 1.75 in., gold weight 28 grams.

METAL: 18k Gold. GEMSTONES: Diamonds approx. 2.40ctw. MEASUREMENTS: Brooch is 32mm x 32mm. MARKED: Van Cleef & Arpels Made in France 18k, 288612. WEIGHT: 16.5 grams.Gemstones have not been graded

18K yellow gold and diamond brooch, by Cartier, signed and numbered 22449. Approx. 2.5 ct. diamonds. 1 3/4" x 1 7/8". 24.3 dwt.

David Webb brooch in the form of a recumbent jaguar. Features a 12 diamond collar (approx 1 carat), two emerald eyes, and black enamel stripes. [2.34" W x 1.45" D x .87" H]. Signed "David Webb". Clasp

George Schuler For Tiffany & Co. 18K Gold Diamond Brooch Pin and Earrings The Earrings and Brooch Pin feature approximately 1.15 Total Carats of Diamonds. The Brooch stamped on back : TIFFANY & CO. 18

Ladies' 18k yellow gold alexandrite and diamond ring consisting of 1 oval cut natural alexandrite weighing 1.10ct, measuring 7.71x5.55x3.30mm and 20 mixed round and straight baguette cut diamonds. Fin

Cartier 18 K yellow gold and diamond tulip brooch.5 cm x 2.5 cm, weight 21.6 g

Circa 1890's Art Nouveau antique Tiffany and Co platinum brooch having 4ctw old mine cut diamonds(Clarity:VS-SI/Color:E-H) with an onyx inlay and 18K yellow gold clasp/pin. Stamped 18K on clasp, engra

Victorian 18K & Platinum Diamond Brooch Weighing 9.1 grams Set with 49 Old European-cut Diamonds weighing app. 2.60 Ct. F-H Color, VVS-VS Clarity 2 inches in length

METAL: 18k Gold. MEASUREMENTS: Brooch measures 85mm x 45mm . GEMSTONES: Diamonds - approx. 3.00ctw. MARKED: French assay marks, Boucheron Paris. WEIGHT: 35 grams.Gemstones have not been graded for col

Metal : 18k Gold Designer : Koven Gemstone : Diamonds approx. 4.00ctw Measurements : Brooches are 60mm x 20mm each Marked: : Koven 1964 Weight: 19.2 grams

18K yellow gold spray brooch featuring 0.84ct Old European cut diamond in the center with 23 additional diamonds in brooch, pin/pendant capabilities, 2.25 in. L, rope design, 25.9 grams

French 18k white and yellow gold hand made fern leaf style brooch pendant containing eighty-two pave' set round brilliant cut diamonds in frond, measuring 1.90 - 1.30 x 0.96mm (depth est.) with approx

An 18K, bicolor diamond brooch designed as a feathery brooch, set with forty-eight single cut diamonds and seventeen round brilliant cut diamonds. Set with an estimated 1.84 carats (2in.; weight: 18.0

Lady's French Trembler 18k Diamond Flower Brooch 2.25''x1''. Fur clip includes (16) round brilliant cut diamonds of approx. .1 to .15 carats each that tremble in their setting. It weighs 21.3 grams an

METAL: 18k Gold. MEASUREMENTS: Brooch is 50mm x 45mm. GEMSTONES: Diamond approx. 0.46ct. MARKED: 18kt, Tiffany & Co. WEIGHT: 17.1 grams.Gemstones have not been graded for color and clarity ,and te