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The GA-100-1A1ER is a serious watch designed for professional users requiring the superior quality, durability & functionality offered by the high-end Casio G-Shock range. Provides an excellent option for Military, Police or Security professionals with many features chosen to help make doing your job an easier task; Automatic LED light, highly shock resistant so it can handle itself in the Field, multi-time zones to save you having to adjust hours when traveling, 5 daily alarms for task reminders, automatic calendar and the mineral glass protects against scratches.

The resin case & strap are flexible & durable while still offering good protection against knocks and thus increasing the lifespan of the watch without weighing you down; Only 70g!

The Casio G-Shock GA-100-1A1ER will also be of great interest to hikers, hunters, shooters or anyone with an active outdoor lifestyle; Water resistant to 200m means that it is ideal for sports including snorkelling, surfing, swimming and much more.

  • Auto-LED light: A light-emitting diode (LED) is used to illuminate the watch face, incl. the feature of an Auto Light Switch that illuminates the display when the watch is angled towards the face.
  • Shock resistant: Shock-resistant construction protects against impact and vibration.
  • Magnetic resistant: The housing is designed to shield the clock from magnetic fields.
  • World time function: Displays the current time in major cities and specific areas around the world.
  • Stopwatch function - 1/1000 sec. - 100 hours: Measures with an accuracy of thousandth part seconds the meantime and the end time. Signals confirm the starting/stop selection. The measuring capacity reaches up to 100 hours.
  • Timer - 1/1 min. - 24 hours (with automatic repeat): For fans of precision: the countdown timers help you to remember specific or recurring events by giving off an audible signal at a preset time. They then count back automatically from the preset time. The time can be set to the nearest minute and up to 24 hours in advance. Ideal for people who need to take medicines every day or those who do interval training.
  • 5 daily alarms: The daily alarm reminds you about recurring events with an acoustic signal at the time you have set. You can also activate hourly time signal that indicates each full hour. This model has 5 independent alarms for flexible reminders of important appointments.
  • Snooze feature: Each time you stop the alarm, it sounds again after a few minutes.
  • Speed display: The average speed for a travelled route can be measured. Simply enter the distance at the start and press the stop watch when the destination has been reached - and the average speed is shown.
  • Automatic calendar: Once set, the automatic calendar always displays the correct date.
  • 12/24-hour timekeeping: Times can be displayed in either a 12-hour or 24-hour format.
  • Mineral glass: The tough, scratch-resistant mineral glass protects the watch against unsightly damage.
  • Resin case / Resin band: Synthetic resin is the ideal material for wrist straps thanks to its extremely durable and flexible properties.
  • 2 Years - 1 Battery: The battery supplies the watch with sufficient energy for approx. two years.
  • Water resistance classification (20 bar): Perfect for free diving without scuba gear: the watch is water resistant to 20 bar / 200 metres. The metres value does not relate to a diving depth but to the air pressure used in the course of the water resistance test. (ISO 22810)
  • Accuracy: +/- 15 sec seconds per month
  • Type of battery: CR1220
  • Dimensions: approx. 55mm x 51.2mm x 16.9 mm (H x W x D)
  • Weight: approx. 70 g
  • Warranty: 2 year manufacturer guarantee
  • Brand: Casio
  • SKU: 422370

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Backed by a 2-year guarantee against faults with the materials or workmanship. Normal wear and tear not included. During this period UKMCPro will repair or replace the item as we deem required.