Jewellery, Watches and Objects of Vertu

A French Art Deco style emerald, sapphire and diamond brooch, the shaped rectangular brooch of pierced geometric design, set with rose, single and brilliant-cut diamonds, and fancy-cut emeralds and sapphires, mounted in yellow and white precious metal, stamped ‘66910’ and bearing indistinct French lozenge marks, length 52mm. £800-£1,200