Antique cut diamond plate brooch in platinum.

Antique cut diamond plate brooch in platinum. Brooch made of platinum set with rose cut diamonds in openwork motifs and three illusion claw centers with three antique cushion cut diamonds of approx. 0

Ca. first quarter 20thC. Excellent original condition with three 3 1/2mm center full cut diamonds, set among forty-six 1mm mine cut diamonds placed diagonally within the checkered interior. The border

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

COLLECTION OF ANTIQUE BROOCHES Consisting of a portrait and seed pearl pendant/brooch, a platinum-topped, old mine cut diamond and seed pearl crescent brooch and a platinum-topped, old mine cut diamon

Metal: 8k & Platinum Weight: 4.7 Grams Stone: Diamond Carat: 0.20ctw Description: Features antique cut Diamonds.

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

BOUCHERON, AN EXCEPTIONAL ANTIQUE ART DECO DIAMOND AND ENAMEL BROOCH in platinum and 18ct white gold, the geometric body set with old cut diamonds within two octagonal borders of black enamel, the pri

Antique Natural Oval Emerald, Gold, Diamond and Platinum Brooch. Oval cut emerald approximately 11.3 x 14.3 x 5.9 mm, apprx 5.7 carats. The emerald has natural inclusions and has characteristics of a

AN ANTIQUE DIAMOND HARE BROOCH in platinum and yellow gold, set with old mine cut and rose cut diamonds, accented by a cabochon ruby eye and engraved fur detailing, no assay marks, 3.8cm, 5.8g. Accomp

AMAZING 6 VS, G-H COLOR ANTIQUE, MINE CUT DIAMONDS. 2 CARATS. PLATINUM TOP 40MM BY 18MM. MARKED "14K" WHITE GOLD WEIGHS 4.3 GRAMS. ALL EXCELLENT CONDITION. US SHIPPING $25.

AN ANTIQUE DIAMOND HARE BROOCH in platinum and yellow gold, set with old mine cut and rose cut diamonds, accented by a cabochon ruby eye and engraved fur detailing, no assay marks, 3.8cm, 5.8g.

METAL: 18k Gold, Platinum. GEMSTONES: Center diamonds approx. 0.13ctw. Rose cut diamonds. MEASUREMENTS: Brooch/Pin is 70mm x 6mm. MARKED/TESTED: 750, Platinum. WEIGHT: 4.8 grams.Gemstones have not bee

Brooch-plate with central emerald of approx. 1.30 ct with openwork motifs with rose-cut diamonds, in 18K yellow gold setting and platinum view.18K yellow gold link chain brooch converted to pendant.

This is an antique platinum large brooch bar pin with delicate filigree studded with Old European and Old Mine cut diamonds. The diamonds are VS-SI in clarity and GH in color. The pin is 3 7/8 x 3/4".

DESCRIPTION: An Art Deco style brooch composed of Platinum decorated with a series of Old European cut and baguette cut diamonds, .60 Large Stones VS/SI (H-I) Color. The Baguettes in graduating size 0

Ladies platinum Art Deco brooch featuring an old mine cut diamond approximately 0.56 carats, Clarity-SI1, Color-H, accented by 72 round brilliant diamonds approximately 2.20 carats, Clarity-VS2, Color

DESCRIPTION: A Platinum Diamond Brooch/Pendant features a dangling design inset with an array of Baguette, Marquee, and Round cut diamonds. The center set with the largest 0.5ct round Cut Diamond, fur

DESCRIPTION: A Platinum convertible Brooch/pendant centered by a Large White Opal weighing approx. 20.6cts, encompassed by a series of Round cut Diamonds the top tier diamonds weighing approx. 0.25cts

Antique Silver Topped Gold and Diamond Bar Brooch, Russianthe platinum topped gold brooch with milgrain and floral detailing featuring four bezel set old European cut diamonds weighing approximately .

METAL: 18k Gold/ Platinum. MEASUREMENTS: Brooch is 58mm x 4.8mm. Comes with box. GEMSTONES: Old mine and rose cut diamonds approx.1.00-1.20ctw. TESTED: 18k/ Plat top. WEIGHT: 3.8 grams.Gemstones have

ANTIQUE, PLATINUM AND DIAMOND BROOCH Containing seven old European cut diamonds weighing approximately 0.75 carat total and numerous rose cut diamonds. 3/8 inch x 3 inches. Gross weight: 4.95 dwt.

American, early 20th century. Stamped 14K yellow gold by-pass style ring (newer shank), center round platinum plate set with twenty-two (22) mixed cut round diamonds (old mine cut, single cut, etc.).

Art Deco Pendant / Brooch crafted in 18k yellow Gold and Platinum on top, accented with Old mine and Rose-cut Diamonds weighing together Approx. 2.0 carats total weight. Pendant come with antique Plat

DESCRIPTION: An Art Deco platinum bar pin/brooch centered by an Angel Skin Coral cabochon, encompassed by approx. 1.8cts of round cut diamonds, further finished with etched patterns along the bar. Tot