Specifications - Case / bezel material: Resin - Resin Band - Neobrite - Magnetic Resistant - Shock Resistant - Mineral Glass - 200-meter water resistance - LED light - Auto light switch, selectable illumination duration (1.5 seconds or 3 seconds), afterglow - World time - 29 time zones (48 cities + coordinated universal time), daylight saving on/off, Home city/World time city swapping - 1/1000-second stopwatch - Measuring capacity: 99:59'59.999'' - Measuring modes: Elapsed time, lap time, split time - Others: Speed (0 to 1998 units/hour), Distance input (0.0 to 99.9) - Countdown timer - Measuring unit: 1 second - Countdown range: 24 hours - Countdown start time setting range: 1 minute to 24 hours (1-minute increments and 1-hour increments) - Other: Auto-repeat - 5 daily alarms (with 1 snooze alarm) - Hourly time signal - Full auto-calendar (to year 2099) - 12/24-hour format - Regular timekeeping - Analog: 2 hands (hour, minute (hand moves every 20 seconds)), 1 dial (speed) - Digital: Hour, minute, second, pm, month, date, day - Accuracy: ±15 seconds per month - Approx. battery life: 3 years on CR1220 Size of case / Total weight - Size of case : 49×45.9×15.8mm - Total weight : 55g