Casio Mens W735H-1AVCF Super Illuminator Black Watch - Vibration alert/alarm,10 year battery button tones on/off; automatic calendar; - Stopwatch function - 1/100 sec. - 24 hours; timer - 1/1 sec. - 24 hours; daily alarm - ; second time zone - 12/24-hour timekeeping; spherical glass; resin case - Water-resistant to 100 M (330 feet)