Casio G-Shock GA-100A-9ADR GA-100A-9A GA-100A-9 Velocity Indicator Alarm Watch

Casio G-Shock GA-100A-9ADR GA-100A-9A GA-100A-9 Velocity Indicator Alarm Watch 

Shock resistant (G-SHOCK)
Magnetic resistant
LED light
Auto light switch, selectable illumination duration, afterglow 
World time
29 time zones (48 cities + coordinated universal time), daylight saving on/off
1/100-second stopwatch
Mach indicator (speed exceeding 1225 units / hour) 
Countdown timer : Measuring unit: 1 second
5 independent daily alarms (4 one-time alarms and 1 snooze alarm) 
Hourly time signal
Full auto-calendar (to year 2099)
12/24-hour format
Regular timekeeping
Analog: 2 hands (hour, minute (hand moves every 20 seconds))
Digital: Hour, minute, second, pm, month, date, day
Accuracy: +/-15 seconds per month 
Size of Case : 55.0 X 51.2 X 16.9 mm
Weight : 70g