AN ART DECO ROCK CRYSTAL, DIAMOND, RUBY AND ENAMEL BROOCH. The rock crystal hoop with circular-cut diamond and cabochon ruby flowerheads to the pavé-set diamond arrow and black enamel line detail, circa 1925, 4.7 cm wide.
Art Deco Carved Sapphire Diamond Jabot Pin Brooch. Two large carved sapphires lay in a bed of diamonds in a feathered tufts design and emerald and onyx accents with black enamel over 18k gold. The two pieces of carved sapphire (31 x 10 x 4 mm and 16 x 13 x 5 mm) both have a light purplish hue and have some silk inclusions which are not easily detectable due to this being carved and not polished. France, 1920
Art Deco Diamond and Coloured Diamond Brooch/Pendant.An important diamond and coloured diamond brooch pendant, of Art Deco design, representing a vase of flowers on a pedestal in front of a fountain of water cascading downward, the vase and pedestal are set with coloured diamonds of various cuts and hues including fancy pink and fancy blue, the cascade set with brilliant-cut and baguette-cut diamonds mounted in platinum, retractable pendant loop fittings.
An art deco ruby, onyx and diamond brooch. The tapered rectangular-shaped plaque set throughout with single and circular-cut diamonds, to the central floral motif set with ruby and emerald flowerheads and onyx leaves, mounted in platinum, circa 1925