- Multi-Band Atomic Timekeeping (US, UK, Germany, Japan, China)
- Receives time calibration radio signals which keep the displayed time accurate
- Auto receive function up to 6 times per day (up to 5 times per day for China)
- Manual receive function
Signal: US WWVB, UK MSF, Germany DCF77, Japan JJY40/JJY60, China BPC
Frequency: US 60kHz, UK 60kHz, Germany 77.5kHz, Japan 40/60kHz, BPC 68.5kHz - Tough Solar Power
- Shock Resistant
- 200M Water Resistant
- Full Auto EL Backlight with Afterglow
- Moon Data (moon age of the specific data, moon phase graph)
- Tide Graph (tide level for specific date and time)
- World Time
31 times zones (48 cities + UTC), city code display, daylight saving on/off - 4 Daily Alarms and 1 Snooze Alarm
Hourly Time Signal
Countdown Timer
Measuring unit: 1 second
Input range: 1 minute to 24 hours (1-minute increments and 1-hour increments)
1/100 second stopwatch
Measuring capacity: 23:59’59.99”
Measuring modes: Elapsed time, split time, 1st-2nd place times - Battery power indicator
- Power saving function
- Button operation tone on/off
- Auto Calendar (pre-programmed until the year 2099)
- 12/24 Hour Formats
- Accuracy: +/- 15 seconds per month
- Storage battery: Solar rechargeable battery
Approx. battery life: 9 months on full charge (without further exposure to light) - Module 3200
- Size of case/total weight
- GW7900B 52.4 x 50.0 x 17.7mm / 71g
Customer Reviews
-
5/5 Review by anybodyknow
Quality Price Style fantastic watch overall, very durable, no flaws... GREAT!!! (Posted on 10/5/11)
Write Your Own Review
You're reviewing: Casio G-Shock GW7900B-1
Questions on Casio G-Shock GW7900B-1
No questions asked yet
Ask Your Own Question
Product Tags
Add Your Tags:
You may also be interested in the following product(s)
Casio G-Shock GA110GB-1ARegular Price: $150.00 Special Price: $99.99 |
Casio G-Shock GWA1000FC-2ARegular Price: $600.00 Special Price: $349.99 |
Casio G-Shock GDF100-1BRegular Price: $130.00 Special Price: $99.99 |
Casio G-Shock G100-1BVRegular Price: $99.00 Special Price: $84.99 |
Casio G-Shock GA100-1A1Regular Price: $99.00 Special Price: $94.99 |
Casio G-Shock G2900-1AVRegular Price: $99.99 Special Price: $74.99 |
Casio G-Shock GA110-1BRegular Price: $120.00 Special Price: $99.99 |
Casio G-Shock GA100B-4ARegular Price: $110.00 Special Price: $84.99 |
Casio G-Shock DW9500V-2VRegular Price: $99.00 Special Price: $74.99 |