Casio HDD600-1AV Men's Black and Gray Casual Rubber Digital Watch

Resin Case Dual Time/Daily Alarm/1/100 second digital stopwatch/Measuring capacity: 23:59.59.59 Measuring modes: Elapsed time, split time, 1st-2nd place times Hourly Time Signal/Auto Calendar (pre-programmed until the year 2099)/12/24 Hour Formats Accuracy: +/-20 seconds per month Storage Battery CR2016/Approx. battery life: 10 years Black Resin Band. Water resistance 100 meters (330 feet). Mineral crystal. Quartz movement.