Omega brand Model (Watch) Speedmaster Professional Moonwatch Reference number 145.022 Manual winding Case Material Steel Strap material Steel 1970s Condition Used (Excellent) The item shows signs of slight wear, such as light scratches, but not perceptible to the touch. Kit original documents, no box Manual loading Basic Calibre 861 Case Material Steel Diameter 42 mm Bezel material Aluminium Plexiglass glass Strap Strap material Steel