OMEGA Speedmaster. Ref: 105.003-63. Toward OMEGA Speedmaster. Ref: 105.003-63. Circa 1963. Steel bracelet watch, black dial signed service, baton indexes and white service hands. Seconds counter at 9 o'clock, chronograph hour and minute counters at 6 and 3 o'clock. External tachometric scale. Service winder, service bezel. Mechanical movement with manual winding Omega 321. Brown leather strap, pin buckle. "Ed White" model, the first watch to be released on an "extra-vehicular outing" on the wrist of astronaut Ed White. Diameter: 40mm Length: 22cm. A stainless steel manual winding chronograph by Omega.