Casio G-Shock G-7900 Series

Specifications:

Low temperature resistant (-20°C)

World time

29 time zones (48 cities), daylight saving on/off

Moon data (moon age of the input data, moon phase graph)

Tide graph (tide level for specific date and time)

1/100-second stopwatch (ST1)

Measuring capacity: 999:59'59.99''

Measuring modes: Elapsed time, split time, 1st-2nd place times

Other: 5-second countdown auto start

1/100-second stopwatch (ST2)

Measuring capacity: 999:59'59.99''

Measuring modes: Elapsed time, split time, 1st-2nd place times

Countdown timer

Measuring unit: 1 second

Countdown range: 24 hours

Countdown start time setting range: 1 minute to 24 hours (1-minute increments and 1-hour increments)

Others: Auto-repeat, progress beeper

5 multi-function alarms (with 1 snooze alarm)

Hourly time signal

Full auto-calendar (to year 2099)

12/24-hour format

Button operation tone on/off

Regular timekeeping: Hour, minute, second, pm, month, date, day

Accuracy: ±15 seconds per month

Approx. battery life: 2 years on CR2025

 

Specifications:

Case / bezel material: Resin

Resin Band

Shock Resistant

Mineral Glass

200-meter water resistance

Electro-luminescent backlight

Auto light switch, selectable illumination duration (3 seconds or 5 seconds), afterglow

Flash alert

Flashes with buzzer that sounds for alarms, hourly time signal, countdown timer time up alarm, countdown timer