Rolex. A fine stainless steel automatic dual time zone center seconds wristwatch with date
GMT-Master. Ref: 6542, Case no. 427176, circa 1958
25-jewel Cal 1036 self winding movement adjusted to temperature and position, shock resistant suspension to monometallic balance with overcoiled spring, black dial with luminous dot and baton numerals, date aperture at 3 o'clock, polished luminous skeleton hands, red secondary hour hand, brushed and polished tonneau case with inset Bakelite 24-hour two color day/night bezel, screw down back, dated IV 1958 and Triplock crown, associated leather strap, case, dial and movement signed. 39 mm diam.