At A Glance From G-Shock, the watch that delivers unmatched toughness, comes a collection of new models that deliver a new level of protection.  These watches are designed and engineered for rough and rugged activities. Major features include four large bezel screws and protruding surfaces that divide the bezel & case of watch into four sections for a functional four point protection.  The buttons are among some of the largest in the G-Shock line-up for easy operation.  Low-temperature resistance allows operation even under very cold conditions, while moon and tide graphs provide essential information for marine professionals & enthusiasts.  The large LCD, which is divided into sections, makes information easy to locate and read whenever you need ·        New Four Point Design Protection ·        Large Buttons & Display Format ·        Tide & Moon Data

 

Attributes

·         Band Type:  Resin

·         Color:  Black

·         Dial Code:  Digital

Technical Specs

·        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

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