A PLATINUM BROOCH

Tiffany & Co. Schlumberger Apollo Pave Diamond Platinum Yellow Gold Pin Brooch Comes with C.O.A. ! Brand: Tiffany & Co. Collection: Schlumberger Style: Pin Brooch Condition: Pre-owned Diamond: 8 TCW M

David Webb 18K yellow gold and platinum pendant/brooch with a centered approx. 9ct star ruby set with six round rubies, six pear shape emeralds, 21 round emeralds and approx. five 20 ctw VS diamonds.

Tiffany & Co. Art Deco Diamond, Platinum Brooch Stones: European, transitional, and Swiss-cut diamonds weighing a total of approximately 6.00 carats Metal&col

An Art Deco diamond and platinum brooch circa 1930 designed as a dimensional ribbon bow set with single and old mine-cut diamonds, suspending articulated step-cut diamond fringe, terminating in old mi

Belle Epoque diamond and platinum brooch centered by a bezel set cushion old mine cut diamond weighing approximately 2.00 carats and two European cut diamonds 0.95 carats each, further accented by old

Tiffany & Co. 1996 2.75ctw VS1-VS2/F-G Diamond, 13.5mm South Sea Pearl Solid Platinum Crab Brooch - This splendid brooch comes from one of the world's most celebrated house of gems and jewels, Tiffany

With three millegrained bezel-set OEC diamonds, approx. .90 ct., 1.50 cts. or .90 ct., centering graduated lines of OEC diamonds, approx. 5.0 cts. TW, in a geometric design. Ca. 1930. Stamped Wise & S

Custom mid-century articulated diamond and platinum brooch, of spray from, having 81 round, pear, baguette, and marquise diamonds of G-H color and VS1 to VS2 clarity, weighing 17.30ctw, with no appare

Designed as a bow encrusted with diamonds. Overall approx. 160 top quality diamonds, approx.10Ct in total. Marked. Total weight: 21.07 gr, length: 5.5 cm Condition: For a detailed condition report, p

This Tiffany & Co. brooch pin is crafted in solid platinum, weighs 12.7 grams, and measures 1.6 inches x 1.5 inches. Depicting a fanciful sculptured profile of a hummingbird, the delicate pin brooch i

Platinum brooch in the style of bow set with over 460 round and baguette cut diamonds weighing approx. 9.5 carats. 16.5dwt and 2.75"w

Diamond, Platinum Brooch Stones: Full and transitional-cut diamonds weighing a total of approximately 6.70 carats; marquise-shaped diamonds weighing a total of approximately 5&

Ladies estate Art Deco platinum and approx 10.00 ct total weight diamond convertible brooch / dress clips, the frame allows it to be converted to a matched pair of dress clips, the brooch is hand fabr

$42852 Spectacular Edwardian antique diamond and platinum brooch with 6.68 carats of diamonds! 17.1 grams of platinum. Circa 1910. You won't find another like it anywhere. Complete with appraisal of $

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 emerald, diamond, and platinum brooch floral form set with pear-shaped emeralds, accented throughout with round brilliant-cut and baguette-cut diamond tendrils; estimated total diamond weight: 6.00

RBC, baguette and OMC diamonds, approximately 6 cts t.w. including center RBC diamond, approximately 1.45 cts, approximately H-I, VS-SI. 7.5 dwts.

Art Deco Diamond, Emerald, Platinum BroochCentering a marquise-shape diamond weighing approximately 0.50 ct., accented by one hundred fourteen marquise, pear, round brilliant and single-cut diamonds w

A ruby, diamond, and platinum brooch designed as an articulated cluster of rubies, surmounted by straight baguette, round, and pear-shaped diamonds; estimated total diamond weight: 7.00 carats. Length

montatura in platino

Art Deco Rock Crystal Brooch with single cut diamonds, Emerald, Ruby, Ametrine set in platinum. Gems Cabochon cut, diamond full cut. Gems tested by jeweler. small ametrine missing on one side. Please

Art Deco Natural Pearl, Diamond, Platinum Brooch Stones: Mine, European, and single-cut diamonds weighing a total of approximately 3.00 carats; rose-cut diamo

montatura in platino

Estate Art Deco platinum (tested) diamond double-clip brooch, c. 1930s, approx 7.46cttw, two fur or coat clips with pin mechanism to combine into single brooch, featuring pierced work and milgraining,