Suunto - M3 - Time, Date, Dual-time, 3 Alarms - Sailing timer adjustable from 1 to 99 hours - Synchronization down to next minute or round to closest minute - Stop/Resume countdown - Smart repeat - Countdown timer lock to prevent accidental off sync - User configurable audible countdown alarms - Independent chrono in addition to countdown timer - Large countdown numbers and time of day or chrono shown at the same time - Rotating bezel with 0-360 degree scale - Water resistant to 30m (100 ft)