Casio - mens watches Casio G-Shock Solar Atomic (GW2310-1)

100 M Water Resistance, G-Shock Watch featuring Shock resistance - Tough Solar Power with battery indicator, and power-saving function. Approximate battery life: 10 months on full charge (without further exposure to light)., Multi-Band 6 Atomic Timekeeping-Automatically Receives time calibration radio signals from all 6 Atomic clocks around the world which keep the displayed time accurate, Electro-Luminescent Backlight with Afterglow ensures easy reading during day or night, World Time w/ 29 Time Zones (48 Cities + Coordinated universal time) / Daylight Saving On/Off, 10/100 Second Stopwatch, Countdown Timer / 5 Daily Alarms (w/ 1 Snooze Alarm), Auto-calendar out until the year 2099, the watch does not have to be adjusted for the number days in month even leap year until 2099, Mineral Crystal