318.90.45.79.01.001Ref

The Speedmaster Skywalker X-33 is the spiritual successor to the original 1998 Speedmaster X-33, developed for astronauts. Its movement includes such functions as three time zones, three alarms, chronograph and countdown capabilities, a perpetual calendar, plus mission elapsed time and phase elapsed time tracking. The 45mm titanium case has a ceramic bezel inlay. Reference 318.90.45.79.01.001.