An onyx, marcasite and enamel pendant, Theodor FAHRNER, circa 1929 - the geometric pendant centering a plaque of matte black enamel w/ marcasite detail flanked by 2 square onyx and bordered by rectangular onyx and marcasite lines.
An art deco onyx and diamond brooch, by Raymond Templier, circa 1925 The stepped geometric plaque of openwork design, set throughout with old brilliant and single-cut diamonds and a circular cabochon onyx to the centre, diamonds approximately carats
AN ART DECO EMERALD AND DIAMOND BROOCH. The central octagonal emerald within an onyx and diamond surround to the openwork rectangular panel and diamond fringe with cabochon sapphire and ruby floral detail and onyx terminals, circa by chrystal
A pair of Art Deco earrings, circa Designed as tassels, each earring composed of seed pearl fringes with an onyx dome cap edged with diamonds, suspended from a line of diamonds to a brilliant-cut diamond post, mounted in white gold.