AN ART DECO EMERALD AND DIAMOND PLAQUE BROOCH in platinum and 14ct white gold, set to the centre

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

AN ART DECO EMERALD AND DIAMOND RING in platinum or white gold, the navette face set with an oval cut emerald between round cut diamonds, accented by calibre cut emeralds, marked indistinctly, size N

BOUCHERON, AN EXCEPTIONAL ANTIQUE ART DECO DIAMOND AND ENAMEL BROOCH in platinum and 18ct white gold, the geometric body set with old cut diamonds within two octagonal borders of black enamel, the pri

Stunning set of 2 art deco emerald and diamond dress clips, handcrafted in platinum with 18k white gold hinged clasps, circa 1925. The pair are perfectly matched, and can be combined together on a cus

14KT white gold and platinum Art Deco brooch pendant necklace. The pendant has a .15 ct center diamond and is accented by emerald colored green stones. It can be worn as a brooch or a pendant. It incl

Art Deco Diamond, Platinum, White Gold Clip-Brooch The brooch features European and baguet

Fancy deco filigree brooch, 14K white gold with diamonds and channel set synthetic emeralds. Measures 2 1/2" x 3/4". Estimate $400 - $600 Starting Bid $50

AN AQUAMARINE AND DIAMOND DRESS RING in 14ct white gold, in Art Deco style, set with an emerald cut aquamarine of approximately 6.85 carats, and round cut diamonds totalling approximately 0.85 carats,

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 SAPPHIRE AND DIAMOND BAR BROOCH in yellow gold and platinum, the tapering bar set with a floral cluster of diamonds to the centre, flanked by rows of graduated cushion cut blue sapphires,

This lovely Art Deco brooch is crafted from platinum and has 14k white gold pin. The long frame has fine filigree floral design with milgrain border. The round cut diamonds are set in the front, each

Crafted of 18k white gold. Art Deco style brooch pin with palmette shape. Features a large oval cabochon cut 10.4mm x 8.8mm pinkish purple star ruby gemstone. Surrounded by pave set diamonds with tota

DIAMOND BROOCH, 1930S of bar design in the Art Deco style, centred on a geometric arrangement of millegrain-set circular-cut and baguette diamonds, mounted in platinum and white gold, length 57mm, sta

AN ART DECO AQUAMARINE AND DIAMOND RING in platinum or white gold, the emerald cut aquamarine of 5.10 carats between diamond set shoulders, unmarked, size P / 7.75, 4.2g.

ART-DECO JADE AND DIAMOND BROOCH, in 18 ct. gold and platinum. Set with a square carved green jade plaque to the center, with diamond accents to the sides. W. 5.3 cm. 4.1 grams.

18K white gold and platinum cocktail watch by Birks, rectangular case with emeralds and diamonds set in hand engraved frame around watch face, 17 jewel mechanical movement, black leather adjustable st

14K Diamond band and brooches to include 14K yellow gold and platinum band with (7) .93 mm diamonds at center, sz 5.5, 14K white gold pierced art deco hoop and bow brooch set with 2.18 mm diamond at c

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 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

Lot 152 Art Deco Diamond 18K White Gold Brooch set with a fluted carved round green glass, measuring 6 1/2 mm in diameter, with round and baguette diamonds, no hallmarks observed tested for 18k gold

c1920 Art Deco ring Emerald antique cushion cut, approx. .60ct 31 diamonds, approx. .43ctw Platinum and 18K white gold Ring size: 7 (sizeable) Total weight: 3.7 grams *All diamond or stone de

View a video of this lot: Click HereCrafted in 18K white gold; set with rectangular step cut emeralds, weighing a total of approximately 7.32 carats; accented by round brilliant cut d

Comprising three rings set with white or cognac OEC diamonds, weighing approx. .75 ct. TW, in pierced and millegrained filigree platinum or 18k white gold, two with synthetic sapphires, diamond melee,

Centering a square step-cut emerald weighing approximately 0.56 ct., accented by four single-cut diamonds weighing a total of approximately 0.10 cttw., set in a 14k white gold filigree mounting comple