An Art Deco platinum and 18ct gold vari-cut diamond double clip brooch. Estimated total diamond

Art Deco Diamond, Platinum, White Gold Double-Clip Brooch Stones: Baguette-cut diamonds weighing a total of approximately 6.65 carats; transitional-cut diamonds weighing

Art Deco Diamond, Platinum, White Gold Double-Clip Brooch Stones: Baguette, triangular, and marquise-cut diamonds weighing a total of approximately 2.55 carats&sem

Art Deco Diamond, Platinum, White Gold Double-Clip Brooch Stones: Marquise, hexagon, European, transitional, and single-cut diamonds weighing a total of appro

Art Deco Diamond, Platinum, White Gold Double-Clip Brooch Stones: Baguette, marquise, and transitional-cut diamonds weighing a total of approximately 3.00 carats M

A FRENCH ART DECO DIAMOND CLIP BROOCH in platinum and 18ct white gold, designed as a shield, set with shield, baguette, emerald, and single cut diamonds all totalling 3.0-3.5 carats, French assay mark

An Art Deco diamond and platinum clip/brooch set with circular-cut, kite-shaped, emerald-cut, and calveshead diamonds; estimated total diamond weight: 8.00 carats, all within an openwork setting. (15.

Art Deco Diamond, Platinum, White Gold Clip-Brooch The brooch features European and baguet

Vintage handmade Art Deco period Platinum and 18K Gold "Bar" brooch with black enamel, stamped "CDP Inc. France". A double row of (32) Round Brilliant Cut Diamonds, total weight 1.50ct, Clarity VS1, C

An Art-Deco black onyx bow brooch ca 1930's. 14k white gold double pin back and frame. Diamonds set in platinum weighing approximately three carats total weight including center marquise cut diamond.

An Art Deco silver and 15ct gold calibre-cut ruby and single-cut diamond geometric bar brooch.Estimated total diamond weight 0.35ct.Length 7.2cms. 7.2gms.

An Art Deco platinum and diamond bracelet designed as a line of round and marquise cut diamonds accented by double oval diamond loops; estimated total diamond weight of 5.34 carats (Length: 7in. ; 17.

Art Deco Diamond and Cabochon Ruby in Platinum Double Clip Brooch. Diamond total weight approx. 5.00ct Measurements: 1" x 1.48" and 1" x 1.51" Total Weight: 21.2 g

Art Deco style, baguette and single cut diamonds estimated total weight 1.0 carat, four red stone cabochons on corners, mounting tested platinum, shank tested 14kt. white gold, size 6-1/4, 4.7 grams

three old European cut diamonds estimated total weight 0.48 carat, 12 round single cut diamonds, eight triangle cut synthetic rubies, tested platinum, yellow gold bezels, size 6, 6.2 grams Note: Brunk

With geometric design studded with brilliant-cut diamonds, total estimated weight 0.40 ct..

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

Double clip brooch in platinum, comprising interlaced ribbons of diamonds, single cut and two centre diamonds, old cut, estimated total weight 0.80 ct. Detachable and convertible into two brooches. .

ART DECO SAPPHIRE AND DIAMOND BROOCH, 1930S in platinum, designed as a bow, pave-set with circular-cut diamonds, accented with calibre-cut sapphires, estimated total diamond weight 12.00-14.00 carats,

F.W. Drosten, Art Deco platinum and 14k rose gold accented diamond bar pin or brooch featuring one larger old mine cut and (18) smaller single cut diamonds weighing approximately 0.50cts total of I-1/

brooch with removable armiture, featuring 10 baguette cut Diamonds [H/VVS], approximate total weight 1.10 carats, enhanced with eight full cut round and Round Brilliant cut Diamonds [H/VS], approximat

14KT YELLOW GOLD, PLATINUM AND DIAMOND ART DECO-DESIGN BROOCHNine round-cut diamonds approx. 0.55 ctw. Approx. 50.0 x 11.0mm.Approx. 3.75 total dwt.

Art Deco 18 Karat Yellow Gold, Platinum, Diamond and Ruby Bar Brooch Bezel set on the diagonal with four square French cut Diamonds [G/VVS], approximate total weight 2.05 carats, and enhanced with 16

An Art Deco Platinum Topped 14 Karat White Gold and Diamond Brooch, J.J. White & Co., containing three old European cut diamonds weighing approximately 0.27 carat total and four single cut round diamo

Lady's 7.6DWT 14K White Gold Memorial Brooch, Art Deco in design, hand made, hand engraved, hand set. The brooch is set with 20 European cut round diamonds, .025-.04cts each (estimated total weight of