G-Shock GA-900A-1A9 Royal Cobalt

Approximately 7 years (+/-15 seconds per month)

Mineral crystal

LED light (super illuminator, selectable illumination duration, afterglow)

Resin case with resin band

200m

Thickness: 16.9 mm
Diameter: 49.5 mm
Length: 52.8 mm

Shock resistant
Hand shift feature
World time (31 time zones)
1/100-second stopwatch
Countdown timer
5 daily alarms
Hourly time signal
Full auto-calendar (to year 2099)
12/24-hour format
Button operation tone on/off
Regular timekeeping (analog-digital display)