Case size (L× W× H)<br /><br />44.7 × 40 × 12.5 mm<br /><br />Weight<br /><br />44 g<br /><br />Case and bezel material<br /><br />Case / bezel material: Resin<br /><br />Band<br /><br />Resin Band<br /><br />Construction<br /><br />Shock Resistant<br /><br />Water resistance<br /><br />200-meter water resistance<br /><br />Power supply and battery life<br /><br />Approx. battery life: 3 years on CR1616<br /><br />Glass<br /><br />Mineral Glass<br /><br />World time<br /><br />World time 29 time zones (48 cities), daylight saving on/off<br /><br />Stopwatch<br /><br />1/100-second stopwatch Measuring capacity: 59&#39;59.99&#39; Measuring modes: Elapsed time, split time, 1st-2nd place times<br /><br />Timer<br /><br />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)<br /><br />Alarm/hourly time signal<br /><br />5 daily alarms (with 1 snooze alarm)<br /><br />Hourly time signal<br /><br />Light<br /><br />Electro-luminescent backlight Selectable illumination duration (1.5 seconds or 3 seconds), afterglow<br /><br />Light color<br /><br />EL: Blue Green<br /><br />Calendar<br /><br />Full auto-calendar (to year 2099)<br /><br />Mute feature<br /><br />Button operation tone on/off<br /><br />Accuracy<br /><br />Accuracy: ±30 seconds per month<br /><br />Other features<br /><br />12/24-hour format<br /><br />Regular timekeeping: Hour, minute, second, am/pm, date, day<br />ID: 50010024