1945 FRENCH PLATINUM DIAMOND CLIP-BROOCH

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

18 kt., one pear-shaped amethyst ap. 26.0 x 17.8 mm., 2 round diamonds ap. 1.10 cts., small single-cut diamonds, with maker's mark, obscured, and French assay marks, c. 1940, ap. 27.3 dwts.

This is an antique platinum and 18K yellow gold brooch clip by Joseph Marchak (Russian/French, 1854-1918). Featuring an Old European diamond studded bird resting pearls forming a bunch of grapes. The

Art Deco French Platinum Diamond Brooch Weighing 21.9 grams Set with app. 9.50 Ct. of Diamonds E-G Color, VVS-VS Clarity 2 inches in length

Pierre Sterlé double clips/brooch, a diamond and platinum knot with round-cut diamonds, suspending cascades of rectangular diamonds mounted in platinum, ca. 1955, with an approximate total weight of

METAL: 18k Gold/ Platinum. MEASUREMENTS: Brooch is 85mm x 50mm, converts into two clips. GEMSTONES: Sapphires, Rose cut diamonds approx. 70 stones. TESTED: 18k/ Plat. WEIGHT: 41.4 grams.Gemstones have

PLATINUM AND DIAMOND CLIP BROOCH Approx. 13.45 total dwt. (No Reserve*) Form suggesting a trumpeting angel. Set with ten brilliant-cut diamonds and 91 single-cut diamonds, approx. 4.00 carats total we

Tiffany & Co., Schlumberger Gold, Platinum and Diamond Clip-Brooch The curved layered petals tipped by a diamond-set terminal and opening into an 'en tremblant' center of round diamond-set sprays, tot

David Webb Hammered Gold, Platinum and Diamond Flower Clip-Brooch 18 kt., 9 round diamonds ap. 1.85 cts, signed Webb, ap. 36.6 dwts. C

PLATINUM AND DIAMOND FOLD-OVER CLIP BROOCH (NO RESERVE*) Approx. 9.71 total dwt. (* To be sold with no reserve above starting bid). Set with 20 baguette diamonds, eight marquise diamonds, approx. 0.64

Platinum double clip/brooch inlaid throughout with bands of single cut diamonds, (6) straight diamond baguettes, and (1) square cut diamond. Clip backings, and optional brooch backing are 14kt white g

Art Deco Platinum Weight 29g Diamond Approx. 5ct Emerald Double Clip Brooch Measurements 1.1inx2.2in  

DESCRIPTION: an Art Deco brooch crafted with a platinum frame decorated with bouquet style form with lattice and swirling designs. The brooch inset with approx. 2cts of smaller diamonds and approx 2ct

AN 18K GOLD, PLATINUM, DIAMOND AND GEM-SET CLIP BROOCH Elevating figural coral and turquoise carvings upon fluted pedestals accented by round, old mine-cut, old European-cut and single-cut diamonds an

Platinum, Diamond and Ruby Clip-Brooch 47 old European and 2 single-cut and 6 baguette diamonds ap. 2.50 cts., 12 square-cut rubies ap. 2.25 cts., c. 1935, ap. 6.5 dwts. C The Estate of Caroline Morga

METAL: Platinum/18k Gold. GEMSTONES: Diamonds approx. 1.20ctw. Turquoise - 10mm x 8.5mm. MEASUREMENTS: Brooch is 37mm x 25mm. MARKED: French Eagle's head Hallmark. Tested - Plat. WEIGHT: 10.7 gram

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

Platinum and Diamond Dress Clips/Broocheach open-work dress clip bezel-set with two old European-cut diamonds weighing approx. 0.50 ct. each, two baguettes-cut diamonds, and one triangular portrait-cu

Six Strand Cultured Pearl Torsade Bracelet with Platinum and Diamond Clasp/Clip-Brooch Combination The pearls ap. 7.2 to 5.6 mm., the clasp of a stylized pierced bow motif, set with 143 round diamonds

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,

An 18 Karat Yellow Gold, Platinum and Diamond Flower Clip Brooch, Italian, consisting of five stippled textured curved petals surmounted with platinum zigzag design plaques containing 63 round brillia

Art Deco Platinum Diamond Brooch/Clips Weighing 28.8 grams Set with 108 Diamonds weighing app. 12.00 Ct. F-H Color, VS1-SI1 Clarity 2 Inches in length

Platinum, Aquamarine and Diamond Double Clip-Brooch 6 square-cut and 6 tapered baguette aquamarines, 38 round diamonds ap. 1.68 cts., and 54 single-cut and 4 baguette diamonds ap. 1.25 cts., no. 10094

Trabert & Hoeffer, Mauboussin 'Reflection' Gold, Platinum, Cabochon Ruby and Diamond Clip-Brooch 18 round cabochon rubies, 13 transitonal-cut diamonds ap. .90 ct., signed Trabert & Hoeffer, Mauboussin