A Rolex Oyster Chronometer Observatory gilt metal fronted and steel backed gentleman's wristwatch, Ref. No. 3116, circa 1944, with signed jewelled movement, the signed dial with luminous Arabic numerals and baton hour markers, outer seconds track and inner red 24-hour Arabic numerals, the Viceroy case with milled screw-off back, the case back numbered '283371', the signed case back interior numbered '3116', case width 3cm, on a brown leather strap.