Click to enlarge

The G-Shock specifications include:

?    Shock resistant
?     LED light- Auto light switch, afterglow
?     World time - 29 time zones (27 cities), city code display, daylight saving on/off
?     1/100-second stopwatch - Measuring capacity: 59'59.99"
?     Countdown timer        
?     Daily alarms
5 independent daily alarms (4 one-time alarms and 1 snooze alarm)
?     Hourly time signal
?     Full auto-calendar (to year 2039)
?     12/24-hour format
?     Regular timekeeping:
?     Accuracy: ±15 seconds per month
?     Approx. battery life: 3 years on CR1220
?     Size of case / total weight
?    Weight- 155 GMS

See www.casiowatches.com.au