Once set, the calendar automatically adjusts for odd and even months including February of leap years up to February 28, 2100
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 it has been asleep for 4 years.
Subdial at 9:00 indicates the number of years since last leap year
Oversized dual date windows
24-hour and 12-month subdials
Energy depletion forewarning function
100 meters water resistant
Displays the date in the dial.
Lumibrite watches are environmentally safe and will glow brightly for hours.