Brand new, authentic Casio GD100HC-1 watch in the original box
Casio G-Shock collection.
Black plastic resin case measures 51mm diameter by 16mm thick.
Sturdy strap includes a stainless steel buckle.
Digital dial has a LED backlight.
31 time zones (48 cities + coordinated universal time), daylight saving on/off, home city/world time city swapping.
24h chronograph measures in 1/100sec increments. Measures elapsed time, split time, and 1st-2nd place times.
24h countdown timer counts in as small as 1/10sec increments.
5 independent alarms (one-time or daily).
Flash alert function flashes with buzzer that sounds for alarms, hourly time signal, countdown timer time up alarm, countdown timer progress beeper.
Full auto-calendar (to year 2099).
Button operation tone on/off.
Hourly time signal.
Shock resistant and water resistant to 200m.
Precise Quartz movement, accurate to +/-15 seconds per month.