A DIAMOND AND PEARL BOW BROOCH, 1930S in platinum, set to the centre with an old cut diamond of appr

In a platinum and yellow gold arrow-shaped frame set with fifty-five old European and rose cut diamonds, 2.43 cts total, with a pear shaped cultured pearl drop, 9.10 gr.Centre old European cut diamond

ANTIQUE NATURAL PEARL AND DIAMOND BOW BROOCH set with old cut diamonds totalling approximately 3.54 carats and suspending a pearl drop of 9.1mm, 4cm, 9.7g. Gemological report: Natural, saltwater origi

Platinum scroll form brooch or pendant displaying an array of Old European cut and single cut diamonds suspending a single semi-baroque pearl. Center/largest prong set Old European cut diamond measure

A VINTAGE DIAMOND PLAQUE BROOCH, 1930s, in 18ct yellow gold and platinum, the openwork brooch set throughout with old cut diamonds, the diamonds totalling 3.0-3.5 carats, stamped 18ct and PL, 4.6cm, 7

AN ANTIQUE EDWARDIAN PEARL AND DIAMOND BAR BROOCH set to the centre with a pearl in a cluster of old cut diamonds, accented by a row of graduated old cut diamonds terminated at each end with a pearl,

Art Deco Diamond, Platinum Circle Bow Brooch. Featuring thirty-nine old European-cut diamonds weighing a total of approximately 3.25 cttw., set in a platinum circle bow brooch mounting measuring appro

Platinum circle brooch with bow, set throughout with single and old mine-cut diamonds totalilng approximately 2.00 cts., graded G-H color and SI clarity, 7.5 gms gross, est: $600/800

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,

the plain uniform bar set to the centre with an old round brilliant cut diamond and two similar slightly smaller diamonds at the terminations, unmarked white on yellow metal tests for platinum on 18ct

The rectangular platinum brooch with bow detail is set with 31 Old European cut single and full cut round Diamonds [H/SI], approximate total weight 1.00 carats, accented at the corners with eight trap

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

Platinum and Diamond Brooch centering a cushion old mine-cut diamond weighing approx. 3.00 cts. surmounted in a bow and starburst design set with old mine-cut diamonds; approx. 6.00 tcw.; 13.89 dwts.;

AN EXQUISITE BELLE EPOQUE PINK TOPAZ AND DIAMOND BROOCH in yellow gold and platinum, set to the centre with a cushion cut pink topaz of approximately 7.35 carats, within two concentric borders of old

A diamond, pearl and seed pearl brooch. Of openwork design, the old-cut diamond and pearl scrolling foliate cluster, suspended from a similarly-set stylised bow. Estimated total diamond weight 1.15cts

Beautiful French openwork platinum brooch set with 4 white pearls with pink overtones, and diamond accents throughout - in both Old European and rose cuts. Stamped with the French domestic platinum ma

French made circa 1930-40s, 18k gold brooch, convertible into two clips. Set with pearls and a combination of old mine and Euro cut diamonds - approx. 8.50ctw. Brooch measures 63mm x 60mm. Marked with

Two 18K gold and diamond brooches One is designed as a circular foliate brooch set with old European-cut diamonds mounted in platinum topped eighteen karat gold; the other is designed as a bow set wit

AN ANTIQUE PEARL AND DIAMOND BROOCH in yellow gold and silver, designed as a bow, set with a pearl of 5.0mm, accented by old cut diamonds, no assay marks, 2.5cm, 2.7g.

Including a platinum-topped and yellow gold brooch set with seed pearls and rose-cut diamond accents together with a platinum ring mount centering a cultured pearl measuring 6.5 mm with a 10 old mine-

A VINTAGE DIAMOND BROOCH in platinum, set throughout with old cut diamonds, the diamond totalling 2.0-2.2 carats, Portuguese assay marks, 4.0cm, 10.6g. 

AN ANTIQUE DIAMOND PLAQUE BROOCH in rectangular design, set to the centre with an old cut diamond of 0.35 carats, the openwork body set with further old cut diamonds, the diamonds all totalling 2.8-3.

A diamond bow brooch of polished finish, set to the centre with graduated eight-cut diamonds, stamped 585(Width: 4cm)

AN ANTIQUE DIAMOND, PEARL AND ENAMEL BOW BROOCH / PENDANT in yellow gold, designed as a bow decorated with black enamel, accented by old cut diamonds and two pearl drops, no assay marks, 3.5cm, 5.9g.

A VINTAGE DIAMOND AND PEARL BROOCH in 18ct white gold, designed as a lover's knot set with old cut diamonds suspending two pink pearl drops, French import marks, 3.3cm, 6.4g.