Perpetual calendar - Once set, the calendar automatically adjusts for odd and even months including February of leap years up to February 28, 2100.
Automatic kinetic power generator - powered by the motion of your wrist.
When the watch senses 24 hours of inactivity it puts itself into suspended animation (sleep mode) to conserve energy. The date continues to advance correctly while the watch is asleep. Wake it up with a few shakes of your wrist and it automatically resets itself to the correct time even if its been asleep for up to four years.
Overcharge prevention function.
Window indicates the number years since the last leap year.
Oversized dual date windows.
24-hour and 12-month subdials.
Energy depletion forewarning function.
Precise Kinetic movement - High accuracy - monthly loss/gain rate of less than 15 seconds.