The Mudman Classic features World Time in 29 times zones, to make sure that you have the right time, every time. Shock resistant. Rust resistant. 200m water resistant. Auto dual EL backlights with Afterglow. Tide graph. Mood data. World Time in 29 times zones (48 cities). 3 multi-function alarms (1 with snooze). Countdown timer. 1/100 second stopwatch. Hourly time signal. Flash alert. Button tone operation on/off. Auto calendar. 12/24 hour formats. Accuracy: +/- 15 seconds per month (with no signal calibration). Dimensions: Face Width 30mm Face Height 30mm Face Depth 13mm Band Width 21mm Band Circumference 8 inches