18ct gold, ruby, diamond and hardstone 'Squirrel' brooch, van Cleef & Arpels, circa 1955, modelled as a squirrel sitting on a branch eating a nut, the eye accented with a circular-cut ruby, to a brow framed with circular-cut diamonds, the stomach embellished with an oval cabochon green hardstone, approximately 38 mm, signed van Cleef & Arpels, maker's mark and French export stamp, numbered 80157.