Art Deco diamond and onyx pendant. Set to centre with a round old cut diamond in an open back rubover setting with an approximate weight of 0.55 carats, further set with eleven round old cut diamonds in open back grain and rubover settings with a combined weight of 0.25 carats, further set with twelve round rose cut diamonds in open back grain settings with a combined weight of 0.15 carats, decorated with eight triangular onyx plaques in open back rubover settings. The total approximate diamond weight is 0.95 carats, to an articulated openwork pendant design featuring millegrain edging, a liner pierced gallery and fancy shape open backholing, fitted to top with a secure bale and accompanied by a fine trace chain with secure C-clasp, pendant approximately 3.6cm in length, chain approximately 16" in length. Pendant and chain marked platinum, French, circa 1925.
