G Shock G7900-1

Features : 

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

   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