Casio g shock watches G-7710-1DR (G223) Digital Men's Watch

Specifications Mineral Glass Shock Resistant 200-meter water resistance Case / bezel material: Resin Resin Band Electro-luminescent backlight Auto light switch, selectable illumination duration, afterglow Flash alert Flashes with buzzer that sounds for alarms, hourly time signal, countdown timer time up alarm, countdown timer progress beeper, and stopwatch auto start Low temperature resistant (-20°C) World time 29 time zones (48 cities), city code display, daylight saving on/off Moon data (moon age of the input data, moon phase graph) Tide graph (tide level for specific date and time) 1/100-second stopwatch (ST1) Measuring capacity: 999:59'59.99'' Measuring modes: Elapsed time, split time, 1st-2nd place times Other: 5-second countdown auto start 1/100-second stopwatch (ST2) Measuring capacity: 999:59'59.99'' Measuring modes: Elapsed time, split time, 1st-2nd place times Countdown timer Measuring unit: 1 second Countdown range: 24 hours Countdown start time setting range: 1 minute to 24 hours (1-minute increments and 1-hour increments) Others: Auto-repeat, progress beeper 5 multi-function alarms (with 1 snooze alarm) Hourly time signal Full auto-calendar (to year 2099) 12/24-hour format Button operation tone on/off Regular timekeeping: Hour, minute, second, pm, month, date, day Accuracy: ±15 seconds per month Approx. battery life: 2 years on CR2025 Size of case:52.4×50×17.7mm Total weight: 68.2 g EL:Blue Green