Casio BG169R/4B Digital Watch Features: Shock resistant Illuminator Telememo 25 World time function Day counter (5) Stopwatch function - 1/100 sec. - 24 hours Timer - 1/1 min. - 24 hours 5 daily alarms Button tones on/off Automatic calendar 12/24-hour timekeeping Mineral glass Resin band Water resistance classification 200 metres Accuracy +/- 30 sec seconds per month