Speedmaster Holy Grail 376.0822

Speedmaster Professional case with the automaticAutomaticA mechanical movement wound by a rotor as the watch moves on the wrist. caliberCaliberThe designation of a watch movement, identifying its design or movement family. 1045: central chronographChronographA watch function for starting, stopping and resetting an elapsed-time measurement independently of the ordinary time display. minutes, day, date and 24-hour indication. Nicknamed by collector Chuck Maddox.