The Casio G-Shock MTG-B4000B-1A2 pairs authentic Casio styling with dependable timekeeping for everyday wear.
Highlights include 200-meter water resistance and Time adjustment: Radio-controlled Watch; Multi band 6 Bluetooth: Connects to a smartphone and automatically adjusts the time.
Technical Details
Model: MTG-B4000B-1A2
Case size (L× W× H): 56.6 × 45.3 × 14.4 mm
Weight: 112 g
Band: Resin Band
Construction: TRIPLE G RESIST (Shock resistant, Centrifugal force resistant, Vibration resistant) Carbon Core Guard structure
Water resistance: 200-meter water resistance
Time adjustment: Radio-controlled Watch; Multi band 6 Bluetooth: Connects to a smartphone and automatically adjusts the time
Power supply and battery life: Tough Solar (Solar powered)
Smartphone Link feature: Mobile link (Wireless linking using Bluetooth®)
Glass: Sapphire crystal with anti-reflective coating
Compatible band size: 150 to 205 mm
World time: 38 time zones (27 cities + coordinated universal time), Home city time swapping, auto summer time (DST) switching * Subject to updates by connection between the watch and a phone.
Stopwatch: 1-second stopwatch Measuring capacity: 23:59'59. Measuring modes: Elapsed time, split time
Timer: Countdown timer Measuring unit: 1 second Countdown range: 24 hours Countdown start time setting range: 1 minute to 24 hours (1-second increments)
Alarm/hourly time signal: Daily alarm
Light: LED light (Super Illuminator) Afterglow
Light color: LED: White
Calendar: Full auto-calendar (to year 2099)
Battery display/alert: Battery level indicator
Run time: Approx. battery operating time: 5 months on rechargeable battery (operation period with normal use without exposure to light after charge) 18 months on rechargeable battery (operation period when stored in total darkness with the power save function on after full charge)
Accuracy: Accuracy: ±15 seconds per month (with no signal calibration)
Pairs Well With:
Why Choose A Sapphire Crystal?
Sapphire crystal is the gold standard for watch durability and clarity—engineered to resist scratches while maintaining a crystal-clear view of your dial. Its unmatched hardness ranks just below diamond, ensuring your timepiece stays pristine through daily wear and adventure. Whether you’re navigating the city or the outdoors, sapphire crystal protects your watch with timeless strength and elegance.