Omega "Speedmaster Professional, the first watch worn on the moon", Movement No. 48238272, Ref. ST 145.022, Cal. 861, 42 mm, circa 1986

A style icon with chronograph
Case: steel, screw back, movement protection cap, black tachy bezel. Dial: black, luminous indexes, auxiliary seconds, 30 min. and 12h counter, luminous baton hands. Movm.: 2/3 plate movement, pink gilt, ground, signed, 17 jewels, finely matted chronograph steel parts, Glucydur balance, incabloc shock protection.