CASIO G-SHOCK DW5600BB-1ER Black. Case Size (L×W×H): 48.9×42.8×13.4mm. Weight: 53g. Case/Bezel Material: Resin. Resin bracelet. Impact resistance. Water resistance to 200 meters. Approximate battery life: 2 years on CR2016. Mineral glass. 1/100th second stopwatch Measuring capacity: 00'00''00~59'59''99 (during the first 60 minutes) 1:00'00~23:59'59 (after 60 minutes) Unit of measurement : 1/100th of a second (during the first 60 minutes) 1 second (after 60 minutes) Measuring modes: Elapsed time, split time, 1st and 2nd place times. Countdown timer measurement unit: 1 second Countdown range: 24 hours Countdown start time setting range: 1 second to 24 hours (1 second, 1 minute and 1 hour) Other: Automatic repeat. Hour signal. Multifunction alarm. Flash alert Flashes with buzzer sounding for alarms, hour signals. Electroluminescent backlight Afterglow. Complete automatic calendar (until the year 2099). Accuracy: ±15 seconds per month. 12/24 hour format Standard timekeeping: Hour, minute, second, 12-hour format, month, date, day.