Casio G-Shock GST-S100 Watches

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About GST-S100 in Short. The GST-S100 model features a tough, quality design molded of resin. A hand shift feature temporarily moves hands out of the way with the press of a button for easy reading of digital display contents, while double LED face illumination keeps information easy to read at all times.


General Information

Price$270  *average Amazon Price, we may earn commission from purchases
Year of First Release2015
Model Range G-STEEL
Battery Type Solar (Casio Batteries)
Manual5445 (official)

GST-S100 Model Range *may be updated

*Want to be the first to know about new G-Shock Updates? Here we store all recent Monthly G-Shock Updates →


Other G-Shock GST Watches *similar by price and functions but different by cases

These are not all G-Shock GST Series. Here is a list of All G-Shock GST Watches →



Casio GST-S100 on the wrist!


Official GST-S100 Specs / Features *for base version GST-S100D-1A4

  • Case / bezel material: Stainless steel / Resin
  • Case / bezel material: Resin / Stainless steel
  • One-touch 3-fold Clasp
  • Stainless Steel Band
  • Mineral Glass
  • Neobrite
  • Shock Resistant
  • 200-meter water resistance
  • Double LED light
    LED light for the face (Full auto LED light, Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)
    LED backlight for the digital display (Full auto LED light, Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)
  • Tough Solar (Solar powered)
  • World time
    31 time zones (48 cities + coordinated universal time), daylight saving on/off, Home city/World time city swapping
  • 1/100-second stopwatch
    Measuring capacity: 59’59.99”
    Measuring modes: Elapsed time, split time, 1st-2nd place times
  • Countdown timer
    Measuring unit: 1 second
    Countdown range: 100 minutes
    Countdown start time setting range: 1 second to 100 minutes (1-second increments, 1-minute increments)
  • 5 daily alarms
  • Hourly time signal
  • Hand shift feature (Hands move out of the way to provide an unobstructed view of digital display contents.)
  • Battery level indicator
  • Power Saving (display goes blank to save power when the watch is left in the dark)
  • Full auto-calendar (to year 2099)
  • 12/24-hour format
  • Button operation tone on/off
  • Regular timekeeping
    Analog: 2 hands (hour, minute)
    Digital: Hour, minute, second, pm, month, date, day
  • Accuracy: ±15 seconds per month
  • Approx. battery operating time:
    8 months on rechargeable battery (operation period with normal use without exposure to light after charge)
    19 months on rechargeable battery (operation period when stored in total darkness with the power save function on after full charge)
  • Size of case : 59.1×52.4×16.1mm
  • Total weight : 184g

Recent News about GST-S100 

All Casio GST-S100 News →


You ask, we answer…

What does 200-meter water resistance in GST-S100 mean?

The watch is good for swimming but not for deep diving.

What type of battery does GST-S100 have?

Solar.

Does GST-S100 have alarm?

Yes, it has 5 daily alarms.


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