18ct gold, chalcedony and diamond pendant necklace, Van Cleef & Arpels, circa 1984, modelled as a bow the centre accented with three brilliant-cut diamonds flanked by green chalcedony framed by a polished border completed by a fine trace chain, length approximately 355 mm, signed VCA for Van Cleef & Arpels, dated 84 Oct 13, numbered B397C20.