Speedmaster Mark III 176.002

First automaticAutomaticA mechanical movement wound by a rotor as the watch moves on the wrist. Speedmaster and Omega’s first automaticAutomaticA mechanical movement wound by a rotor as the watch moves on the wrist. chronographChronographA watch function for starting, stopping and resetting an elapsed-time measurement independently of the ordinary time display., with caliberCaliberThe designation of a watch movement, identifying its design or movement family. 1040. Best known in the huge “pilot line” monocoque case of over 157 g; flat and “TV” cases also exist. Dials in black, blue, grey (rarest) and gold.