Dual Time, Daily Alarm, 1/100 second digital stopwatch 
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, Module 2889 
Size of case / total weight: 42.0 x 41.5 x 11.0mm / 38g 
100-meter water resistance