CASIO ATOMIC TIMEKEEPING DIGITAL WATCH. Silver Digital Wave Ceptor Watch with Metal Band featuring Countdown Timer World Time 1/100 Second Stopwatch and EL backlight with Afterglow. Multi-Band Atomic Timekeeping (US UK). Receives time calibration radio signals which keep the displayed time accurate. 50M Water Resistant. 29 times zones (48 cities) city code display daylight saving auto/on/off. Daily Alarm.