CASIO G-SHOCK G7900-1 Black

From G-SHOCK, the watch that brought unmatched toughness to personal timekeeping, comes a collection of models that deliver a level of protection. These watches are designed and engineered to become partners of people who like their activities rough and rugged.

Major features include four large bezel screws and protruding surfaces that divide the form of the watch into six sections for a fashionable design. Buttons are among some of the largest available in the G-SHOCK lineup for easy operation.
Low-temperature resistance allows operation even under very cold conditions, while moon and tide graphs provide essential information for marine leisure enthusiasts. A large LCD is divided into sections for that make information easy to locate and read whenever you need it.
This 5-color lineup offers the ultimate in easy operation and easy reading.

New Four Point Design Protection
Large Buttons & Display Format
Tide & Moon Data
Shock Resistant
200M Water Resistant
Low Temperature Resistant LCD (-20 C / -4 F)
Auto EL Backlight with Afterglow
Flash Alert (flashes with buzzer that sounds for alarms, hourly time signal, countdown timer time-up alarm, countdown timer progress beeper and stopwatch auto-start)
Tide Graph (tide level for specific date and time)
Moon Data (moon age of the input data, moon phase graph)
World Time
29 times zones (48 cities), city code display, daylight saving on/off
4 Multi-function Alarms and 1 Snooze Alarm
Hourly Time Signal
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)
Other: Auto-repeat, time-up alarm, progress beeper
1/100 second stopwatch (ST1)
Measuring capacity: 999:59’59.99″
Measuring modes: Elapsed time, split time, 1st-2nd place times
Other: 5-second Auto-start
1/100 second stopwatch (ST2)
Measuring capacity: 999:59’59.99″
Measuring modes: Elapsed time, split time, 1st-2nd place times
Button Operation Tone on/off
Auto Calendar (pre-programmed until the year 2099)
12/24 Hour Formats
Accuracy: +/- 15 seconds per month
Battery: CR2025
Approx. battery life: 2 years
Module 3194
Size of case/total weight
G7900 52.4 x 50.0 x 17.7mm / 68.2g
G7900A 52.4 x 50.0 x 17.7mm / 68.2g