ART DECO, DIAMOND AND ONYX BROOCH

ART DECO, DIAMOND AND ONYX BROOCH Containing one old European cut diamond weighing approximately 1.80 carats, numerous single cut diamonds weighing approximately 7.75 carats total and one oval shaped

A BEAUTIFUL ART DECO, ENAMEL, DIAMOND AND ONYX BROOCH LOCKET. L: 60 mm, locket measurements: 30.37 x 30.91mm, weight: 28.7 gram.

ART-DECO DIAMOND, ONYX AND CORAL BROOCH, Set with diamonds totalling approx. 1.10 ct. Accentuated with 4 onyx bars and a sugarloaf cabochon cut coral. L. 3.6 cm. 7.8 grams.

A FINE ART DECO CORAL, DIAMOND AND ONYX BROOCH in 14ct yellow gold, set with a sugarloaf cabochon coral against a pierced geometric ground, accented by old and single cut diamonds and polished onyx ba

METAL: Platinum. MEASUREMENTS: Pendant is 38mm x 21mm. GEMSTONES: Onyx, Diamonds approx. 2.20ctw. TESTED: Plat. WEIGHT: 10.3 grams.Gemstones have not been graded for color and clarity ,and tested for

Art Deco dreicer & Co platinum bow brooch set with approx. 0.66ctw in rose cut diamonds and onyx. Some onyx stones are chipped. Brooch is 53mm x 12mm. Marked: Dreicer & Co, tested Platinum. Weight - 7

* An Art Deco Platinum, Diamond, Onyx and Emerald Bar Brooch, French, containing 133 old European and round single cut diamonds weighing approximately 2.70 carats total, 36 calibre cut onyx, and eight

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

AN ART DECO ONYX AND DIAMOND BAR BROOCH, CIRCA 1925 Set with two tapering onyx cabochons within a pierced surround set with old brilliant and single-cut diamonds, millegrain detailing throughout, moun

LACLOCHE FRÈRES: ART DECO DIAMOND-SET BROOCH, CIRCA 1925 The onyx plaque, applied with a giardinetto motif set with carnelian cabochons, old single-cut and rose-cut diamonds, the geometric border

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.

Sapphire Brooch or Bar Pin. Art Deco Cartier platinum bar pin or brooch comprised of a central onyx openwork frame with (2) sapphire cabochon accents, and (3) stacked bands of pave diamonds; flanked b

Sapphire, and Onyx Brooch. Beautiful Art Deco 18kt white gold brooch in the form of a flower basket set with (6) button form polished sapphires surrounded by white diamonds, and (2) single bezel set y

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.

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.

art deco brooch early 20th century weight 4.4dwt 14k gold diamond and onyx marked 14k

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

1.68 CARAT DIAMOND AND ONYX BAR BROOCH in high carat yellow gold, in Art Deco design set with round cut diamonds totalling approximately 1.68 carats and faceted onyx, unmarked, 6.6cm, 5.3g.

Art Deco white agate and onyx carved feather brooch with diamond accents on feather and single cut diamonds on length of stem. Marked Depose. Approximate total weight 12.4 grams. Dimensions: length: 3

Art Deco style black onyx, 14K gold, ruby & diamond brooch with applied carved opal fish and conch shell. Measures 1.75" x 1.13".

Erte (Romain De Tirtoff, Russian/French, 1892-1990), Art Deco Letter B limited edition brooch, comprised of 14K yellow gold, diamonds and black onyx. Numbered 105/1000. Certificate of authenticity inc

DESCRIPTION: An Art Deco Pin Brooch comprised of an 18k yellow gold foundations, inlaid with black Onyx, a platinum setting inset with Diamonds and a final Ruby accent. Stamped along the "750" Total W

Ladies 18K white gold art deco brooch or hair ornament featuring 218 diamonds of several cuts (round brilliant, single cut, marquise, and baguette) approximately 9.38 carats, Clarity-SI1, Color-G. The

IMPRESSIVE ART DECO DIAMOND BROOCH. set with round and pear shaped diamonds totalling approx 8.50 ct. stunning piece. L: 4 cm. W: 6 cm. 23.7 grams.