M.GERARD Diamond & Sapphire Necklace

Composed of a square openwork pendant supported by a flexible straight-line necklace, set throughout with oval, round and pear-shaped sapphires weighing approx. 52.00 cts, and round diamonds weighing approx. 28.30 carats, length 14¾ inches, signed M. Gerard, numbered 1928, French assay marks, workshop mark.