The Speedmaster Skywalker X-33 is the spiritual successor to the original 1998 Speedmaster X-33. It was developed to meet the needs of astronauts, and as such its movement features specific functions such as the time in up to three different time zones, three alarms, chronograph and countdown functions, and a perpetual calendar, plus the capacity to track mission elapsed time and phase elapsed time.The titanium case of the Skywalker X-33 measures 45mm across. It is fitted with a ceramic bezel inlay.Reference 318.90.45.79.01.001
