Vacheron & Constantin, a gentleman's 18ct. gold automatic wristwatch, 1956, silvered dial with raised baton markers, sweep centre seconds, 29-jewel movement adjusted to heat, cold, isochronism and five positions, rotor with 18ct. gold knurled edge, circular case with screw back numbered 6037-6038/358171, Glasgow import marks for 1956, dial, movement and case signed, diameter 35mm.