Explore Diamond Brooch, Gold Brooches, and more!

PLATINUM, rubí, esmeralda y diamantes broche, CHARLTON & CO

Platinum, Ruby, Emerald and Diamond Brooch, Charlton & Co. - Sotheby's The oval-shaped brooch of openwork design, set with two.

A 10.10-carat Mogok Burmese Ruby and Diamond Brooch, Cartier - $8,428,127 in 2014 ($834,468 per carat) Set with a cushion-cut ruby  within an openwork octagonal plaque, set with square, rectangular, and triangular-shaped diamonds, platinum.

Set with a cushion-cut ruby weighing approximately carats, within an openwork octagonal plaque, set with square and rectangular-shaped diamonds, accented by triangular-shaped diamond quarters, mounted in platinum.

An Art Deco turquoise and diamond brooch, France, circa Of open circular design with scrolled diamond top and borders, mounted in platinum.

A FINE ART DECO EMERALD AND DIAMOND BROOCH, BY BOUCHERON. Of openwork design… #DiamondBrooches

A FINE ART DECO EMERALD AND DIAMOND BROOCH, BY BOUCHERON. Of openwork design… #DiamondBrooches

Platinum, Diamond and Ruby Brooch   The openwork modified shield motif set throughout with 74 round and 10 marquise-shaped diamonds approximately 5.60 cts., accented by 35 square-cut rubies approximately 4.90 cts., circa 1935, approximately 20.2 dwt.

Platinum, Diamond and Ruby Brooch The openwork modified shield motif set throughout with 74 round and 10 marquise-shaped diamonds approximately cts., accented by 35 square-cut rubies approximately cts.

A diamond and platinum brooch, J.E. Caldwell  circa 1920  pavé-set diamonds accented by baguette-cut diamonds with scrolling pierced millegrain detail; total diamond weight approximately: 3.50 carats; signed J.E. C & Co. and numbered L 320 (both obscured).

A diamond and platinum brooch, J. Caldwell circa 1920 pavé-set diamonds accented by baguette-cut diamonds with scrolling pierced millegrain detail; total diamond weight approximately: carats; and numbered L 320 (both obscured).

Platinum, Diamond, and Carved Emerald Brooch Marchak, Paris circa 1910.

Edwardian Platinum, Diamond and Carved Emerald Pin, Marchak, Paris Single & rose-cut diamonds, c.

A Mauboussin rock crystal, platinum  antique old-  baguette cut diamond Art Deco brooch, total approx 10 cts, ca 1925.  Signed Mauboussin Paris. L. 6,8 cm, h. 3,4 cm.

A Mauboussin rock crystal, platinum antique old- baguette cut diamond Art Deco brooch, total approx 10 cts, ca Signed Mauboussin Paris.

1910 Belle Epoque - Emeralds & Diamond detachable brooch fitting

A belle époque emerald and diamond brooch/pendant, circa Photo Bonhams Set to the centre with a square-cut emerald and.

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