G Shock Gulfman G 9100 1DR / G9100 1DR

Shock Resistant Rust Resistant 200M Water Resistant Auto Dual EL Backlights with Afterglow Tide Graph Moon Data (moon age of the input data, moon graph) World Time29 times zones (48 cities), city code display, daylight saving on/off 3 Multi-function Alarms (1 with snooze) Countdown TimerMeasuring unit: 1 secondCountdown range: 1 minute to 24 hoursAuto Repeat, timeup alarm, progress beeper 1/100 second stopwatchMeasuring capacity: 24:59'59.99\Measuring modes: Elapsed time, split time, 1st-2nd place times Hourly Time Signal Flash Alert (stopwatch auto-start, countdown alarm, alarms, hourly time signal) Button Tone Operation On/Off Auto Calendar (pre-programmed until the year 2099) 12/24 Hour Formats Accuracy: +/-15 seconds per month (with no signal calibration) Battery: CR2025 Approx. battery life: 7 Years Module 3088 Size of case/total weightG9100 51.0 x 46.0 x 16.4mm / 53g