Casio A168WEM-1D

Waterproof, EL backlight, daily alarm. 1/100 second digital stopwatch, time signal, auto calendar. Accuracy: +/-30 seconds/month, CR2016 Approx. Lifespan: 7 years, Module 1275 Case size/total weight: 37.5 x 33.5 x 9.5mm / 58g A tried and true style that's always on trend. With a daily alarm, hourly time signal and automatic calendar, you'll never miss an appointment again. And now, it features a special edition version with a mirrored dial.