A FRENCH ART DECO ONYX AND DIAMOND ARROW JABOT PIN BROOCH in platinum, designed as an arrow, set

A FRENCH ART DECO ONYX AND DIAMOND ARROW JABOT PIN BROOCH in platinum, designed as an arrow, set with polished onyx and rose cut diamonds, French maker's mark, French assay marks, 4.3cm, 2.2g.

A French Art Deco Platinum Diamond and Onyx Jabot Pin. Arrow terminals set in platinum with single cut diamonds and onyx. French Hallmarks. Approximate total weight. 7.3 grams. Dimensions: length: 3 5

AN ART DECO DIAMOND ARROW JABOT PIN BROOCH the head and feathers set with old and rose cut diamonds, no assay marks, 6.7cm, 2.9g.

NO RESERVE - AN ART DECO DIAMOND ARROW JABOT PIN BROOCH in 15ct yellow gold and platinum, terminating at both ends with round cut diamonds, stamped 15CT PT, 7.5cm, 5.7g.

METAL: 18k Gold/ Platinum. MEASUREMENTS: Brooch is 40mm long. GEMSTONES: Rose cut diamonds. TESTED: Plat/ 18k. WEIGHT: 2.9 grams.Gemstones have not been graded for color and clarity ,and tested for cl

METAL: 18k Gold/ Platinum. MEASUREMENTS: Brooch is 44mm long. GEMSTONES: Diamonds, blue stones. TESTED: 18k/ Plat. WEIGHT: 2.3 grams.Gemstones have not been graded for color and clarity ,and tested fo

French Art Deco Onyx & Diamond Arrow Pin mounted in 18K white gold circa 1920's with twist lock opening, small illegible hallmarks to top and bottom parts. Total weight 9.7 grams. Length 2 3/4 inches

NO RESERVE - A COLLECTION OF FOUR BROOCHES comprising a diamond arrow jabot pin brooch, designed as an arrow set with rose cut diamonds, no assay marks, 4.2cm, 1.4g, a sapphire and pearl bar brooch, s

AN ART DECO ONYX AND DIAMOND JABOT PIN BROOCH the body terminated by drop shaped motifs set with black onyx cabochons within borders of old and rose cut diamonds, unmarked, 8.3cm, 7.3g.

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

JANESICH, FRENCH, ART DECO, DIAMOND AND ONYX JABOT PIN Containing triangular and calibre cut onyx and numerous rose cut diamonds. Mounted in platinum. 2 1/4 x 7/16 inches. Engraved: JANESICH 12872. St

Platinum geometric bow pin featuring diamonds weighing approx. 3.00 ctw with an average color grade of G-H and an average clarity grade of VS, bead set with French cut black onyx channel set in design

This is an ORIGINAL ANTIQUE DOUBLE ENDED JABOT STICK PIN that was made in the ART DECO style during the 1930s. It is HANDMADE from PLATINUM. The pin is set with 70 SINGLE CUT DIAMONDS of H color, SI -

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.

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,

Old European cut diamonds set in platinum filigree with gold pin back. Approximately 1.5 carat center stone with .75 carat side stones as well as many small diamonds throughout. Dimensions: L 2.75" x

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

Cartier: An Art Deco jade, diamond and onyx jabot pin, circa 1925 Each terminal set with a circular carved jade plaque, with old brilliant and single-cut diamond and cabochon onyx diamond detail, sign

Art Deco Tiffany & Co 14k gold and platinum jabot pin, adorned with lapis, onyx and diamonds. Each top is 10mm in diameter, entire pin is 76mm long. Marked Tiffany & Co. Weight - 4.6 grams.

Platinum Art Deco brooch with black onyx and diamond bow brooch, 2 in. L, 9 grams

A platinum brooch set with approximately 1.50ctw of old mine cut diamonds separated by synthetic sapphires. The brooch measures 43mm x 23mm and weighs 6.0 grams.Gemstones have not been graded for colo

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

Art Deco Pin Brooch crafted in 18k yellow Gold and Platinum, set with Rose cut Diamonds, Rubies & Tsavorites. Embellished with applications of Red Enamel. Measurements: 0.80 x 0.65 inches. Weight: 3.1

Art Deco Diamond, Emerald, Black Onyx and Platinum Brooch. Set in the center with an approx. .65 carat old European cut diamond, H-I color, VS2 clarity. Accented with approx. 3.50 carat TW old Europea