Turn heads and grab attention with a rugged timepiece boasting a bold, eye-catching black and yellow color scheme.
Tough, yet stylish designs feature basic black, accented with touches of the bright yellow used for emergency rescues and safety signs.
A cool, versatile look that complements both casual and work styles.
Choose from five models: the GA-B001 with BluetoothÇïƒ?? connectivity; the GW-B5600 with BluetoothÇïƒ?? connectivity plus radio control; the GA-B2100 with BluetoothÇïƒ?? connectivity and solar charging; the large case GA-100; or the GA-700 with front button design.
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Case / bezel material: Resin
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Resin Band
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Shock Resistant
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Mineral Glass
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200-meter water resistance
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Tough Solar (Solar powered)
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LED backlight (Super illuminator)
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Full auto LED light, selectable illumination duration (2 seconds or 4 seconds), afterglow
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LED:White
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Time Calibration Signals
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Station name: DCF77 (Mainflingen, Germany)
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Frequency: 77.5 kHz
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Station name: MSF (Anthorn, England)
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Frequency: 60.0 kHz
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Station name: WWVB (Fort Collins, United States)
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Frequency: 60.0 kHz
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Station name: JJY (Fukushima, Fukuoka/Saga, Japan)
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Frequency: 40.0 kHz (Fukushima) / 60.0 kHz (Fukuoka/Saga)
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Station name: BPC (Shangqiu City, Henan Province, China)
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Frequency: 68.5 kHz
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Time calibration signal reception
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Auto receive up to six* times a day (remaining auto receives canceled as soon as one is successful)
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*5 times a day for the Chinese calibration signal
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Manual receive
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The latest signal reception results
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Mobile link (Wireless linking using BluetoothÇïƒ??)
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5 World time
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39 time zones (39 cities coordinated universal time), daylight saving on/off, Home city/World time city swapping, auto summer time (DST) switching
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1/100-second stopwatch
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Measuring capacity:
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00'00''00~59'59''99 (for the first 60 minutes)
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1:00'00~23:59'59 (after 60 minutes)
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Measuring unit:
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1/100 second (for the first 60 minutes)
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1 second (after 60 minutes)
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Measuring modes: Elapsed time, split time, 1st-2nd place times
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Countdown timer
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Measuring unit: 1 second
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Countdown range: 24 hours
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Countdown start time setting range: 1 minute to 24 hours (1-minute increments and 1-hour increments)
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5 daily alarms (with 1 snooze alarm)
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Hourly time signal
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Low battery alert
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Power Saving (display goes blank to save power when the watch is left in the dark)
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Full auto-calendar (to year 2099)
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12/24-hour format
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Date/month display swapping
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Day display (days of the week selectable in six languages)
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Button operation tone on/off
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Regular timekeeping:
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Hour, minute, second, pm, month, date, day
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Accuracy: Çï¶Ï15 seconds per month (with no signal calibration and mobile link function)
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Approx. battery operating time:
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10 months on rechargeable battery (operation period with normal use without exposure to light after charge)
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22 months on rechargeable battery (operation period when stored in total darkness with the power save function on after full charge)
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Size of case : 48.9 _ 42.8 _ 13.4 mm
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Total weight : 53 g
