Art Deco Platinum and Diamond Pin/Brooch

METAL: platinum. GEMSTONES: diamonds-approx. 0.90 -1.00ctw. MEASUREMENTS: brooch 60 x 6.3mm at widest point. MARKED: Plat. WEIGHT: 5.4 grams.Gemstones have not been graded for color and clarity, and t

Art Deco Platinum Gold Diamond Filigree Bar Pin, Brooch. Metal: Platinum Metal: 6.1 grams Diamond: Approximately 0.25 carats Measurement : 0.25 inches long by 2.5 inches wide Markings: â€&#

UDALL & BALLOU ART DECO PLATINUM, 18K GOLD, SAPPHIRE, AND DIAMOND BAR PIN / BROOCH, tested, marked "U&B", featuring 11 hexagonal-cut sapphires in slightly tapering sizes from 4.1 to 4.7 mm side to sid

Circa 1920s. Art Deco Car Brooch crafted in 18k yellow Gold and Platinum on top, accented with Rose cut Diamonds. Along with one natural Round cut Emerald. Weight: 5.4 grams. Measurements: 1.2 x 0.6 i

An antique platinum pin brooch, featuring round, baguette, and trillion cut diamonds, testing platinum, with safety chain. L. 4cm

Item/Description: Elegant Deco Retro era circle pin brooch fashioned as a wreath or ribbon from platinum and set with sparkly white round diamonds graduated in size. Approximately one half carat CTW.

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

Title: Antique 3ctw Fine Diamond Irid Platinum Art Deco Era Circle Pin Brooch Description: Classic circle pin featuring approx. 3.0ctw of very well-matched, white F-H color, clean VS, hi-performance d

Title: Vintage Tiffany & Co. 3ctw Fine Diamond 0.75ctw Natural Ruby Platinum Art Deco Circle Pin Brooch Description: Signed Tiffany & Co. platinum circle pin featuring approx. 3.0ctw of the fieriest

DESCRIPTION: An Art Deco Pin Brooch comprised of an 18k yellow gold foundations, inlaid with black Onyx, a platinum setting inset with Diamonds and a final Ruby accent. Stamped along the "750" Total W

Old European cut diamonds set in platinum filigree with gold pin back. Approximately 1.5 carat center stone with .75 carat side stones as well as many small diamonds throughout. Dimensions: L 2.75" x

A FRENCH ART DECO ONYX AND DIAMOND ARROW JABOT PIN BROOCH in platinum, designed as an arrow, set with polished onyx and rose cut diamonds, French maker's mark, French assay marks, 4.3cm, 2.2g.

NO RESERVE - AN ART DECO DIAMOND ARROW JABOT PIN BROOCH in 15ct yellow gold and platinum, terminating at both ends with round cut diamonds, stamped 15CT PT, 7.5cm, 5.7g.

Art Deco Pin Brooch crafted in 18k Gold and Platinum featuring Natural Baguette Rubies Approx. 2cts accented by Rose cut Diamonds Approx. 0.45cts. Set with two round pearls on each side. Stamp: "M.D."

Art Deco Pin Brooch crafted in 18k yellow Gold and Platinum, set with Rose cut Diamonds, Rubies & Tsavorites. Embellished with applications of Red Enamel. Measurements: 0.80 x 0.65 inches. Weight: 3.1

Stunning Art Deco Platinum and Diamond Cartier Drop Earrings in their original case, circa 1920's. Earrings consist of 2 old European cut diamonds weighing approximately 1.00ct total, 36 old European

Art Deco Platinum Diamond & Emerald Bracelet Item # 7597 Category Bracelets Art Deco Platinum Diamond & Emerald Bracelet Weighing 70.7 grams Set with 2 Diamonds weighing app. 4.10 Ct. Along with 242 D

OSCAR HEYMAN Art Deco Platinum Diamond Bracelet Weighing 65.1 grams Including letter of authenticity from Oscar Heyman Set with a total of 30.63 Ct. of Diamonds: 66 Square Diamonds weighing 12.39 Ct.

Art Deco Platinum Diamond & Sapphire BraceletWeighing 50.5 gramsSet with 6 European-cut Diamonds weighing app. 5.00 Ct.Along with 405 European-cut Diamonds weighing app. 16.70 Ct.F-H Color, VVS1-VS2 C

Art Deco period ring, hand fabricated in platinum, brightly polished, engraved and chased, featuring a prong set transitional cut round brilliant diamond, with GIA Report # 2225447151, 2.01 carats, H

Art Deco platinum, diamond, and fine emerald brooch / pin, composed of fifty-one mixed-cut diamonds including baguette and round brilliant-cut diamonds; approx: 5.50 ct tw., color: H-I, clarity: VS2 -

Art Deco Platinum Weight 39.5gr Diamond Approx 20ct VVS H Measurements 7.1”x0.52” Tennis Bracelet 

Art Deco Platinum Diamond Cocktail Ring Weighing 8.7 grams Set with a 1.10 Ct. Diamonds in Center Along with 8 Diamonds weighing app. 5.60 Ct. F-G Color, VVS-VS Clarity Ring Size 7

containing eight old European cut diamonds [H-I/VS] weighing approximately 0.75 carats each, 6.00 carats total; 32 calibre cut sapphires weighing approximately 2.05 carats total; and 112 single cut di