G-Shock- Analog Watch GSTB100GC-1A
G-Shock- Analog Watch GSTB100GC-1A
G-Shock- Analog Watch GSTB100GC-1A

G-Shock- Analog Watch GSTB100GC-1A

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From G-SHOCK, the watch brand that is constantly setting new standards for timekeeping toughness, comes a new colorway for the G-STEEL lineup. The new Bluetooth® solar powered GSTB100GC-1A features an updated two-toned black colorway with redefined gold accents. This timepiece also comes equipped with premium design features such as a highly scratch resistant black IP (ion plated) bezel with gold IP buttons and buckle to match the timepiece’s elevated gold accents.


  • Case size (L× W× H)

    58.1 × 53.8 × 14.1 mm
  • Weight

    101 g
  • Power supply and battery life

    Tough Solar (Solar powered)

    • Smartphone Link feature

      Mobile link (Wireless linking using Bluetooth®)
    • Apps

      G-SHOCK Connected 

      • World time

        Dual time (Home city time swapping)
      • Stopwatch

        1-second stopwatch Measuring capacity: 23:59'59 Measuring mode: split time 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)
      • Alarm/hourly time signal

        Daily alarm
      • Light

        LED light (Super Illuminator) Afterglow
      • Calendar

        Full auto-calendar (to year 2099)
      • Energy saving feature

        Power Saving (hands stop to save power when the watch is left in the dark)
      • 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) 24 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 mobile link function)
      • Other features

        Regular timekeeping: Analog: 3 hands (hour, minute (hand moves every 10 seconds), second), 3 dials (dual time hour and minute, dual time 24-hour, day)
        Date display
        Day indicator