How to Reset G-Shock?

G-Shock watches, an iconic range from Casio, are recognized globally for their durability and an array of functions. Ranging from alarms and timers to world time features, these watches are designed to operate optimally under the harshest conditions, living up to their “shock resistant” designation. However, like all intricate gadgets, they require a certain degree of understanding and maintenance, including the occasional need for resetting.

Knowing how to reset a G-Shock watch is crucial. This action often comes into play when you’re switching between time zones, experiencing daylight saving time transitions, or simply correcting inaccurate time or date settings. Whether you’re new to G-Shock or a long-time user, grasping the reset process allows you to make the most of your watch’s features.

This article aims to demystify the process of resetting a G-Shock watch. With a comprehensive step-by-step guide and troubleshooting tips, we will help ensure your timepiece runs flawlessly.

What is a G-Shock Watch?

G-Shock is a line of watches manufactured by Casio, renowned for its durability and resistance to shocks like harsh impacts and vibrations. Conceived in the 1980s by Casio engineer Kikuo Ibe, the watches were designed to withstand “triple 10” requirements: a 10-year battery life, 10-bar water resistance, and the ability to survive a 10-meter fall.

These timepieces have evolved over the years, with modern G-Shock models boasting features such as solar battery charging, atomic clock synchronization, and a host of fitness tracking functions. This combination of rugged construction and advanced features makes G-Shock watches a preferred choice for outdoor enthusiasts, athletes, military personnel, and more.

Why Would You Need to Reset a G-Shock Watch?

Resetting your G-Shock watch can be necessary under various circumstances. A typical scenario is when traveling across time zones or adjusting to daylight saving time, which would necessitate altering the watch’s time and date settings. In addition, resetting the watch becomes crucial when the time or other functions become inaccurate due to battery changes, power failures, or exposure to strong magnetic fields.

Beyond ensuring accuracy, resetting your G-Shock also allows you to customize its settings based on your preferences. For instance, you may want to modify alarm settings or adjust the countdown timer for a workout. In these instances, understanding how to reset your watch enables you to personalize its features to fit your lifestyle needs.

Understanding the Components of a G-Shock Watch

Before delving into the reset process, it’s essential to understand the layout of a typical G-Shock watch. These watches usually feature four buttons positioned around the case – two on each side. The labels and functions of these buttons can vary slightly between different models but generally include the following roles:

  • “Mode” button: Usually on the lower-left side, it cycles through the watch’s various modes.
  • “Start/Stop” button: Typically on the lower-right side, it starts or stops a function such as a timer or alarm.
  • “Adjust” button: Typically on the upper-left side, it is used to modify settings in different modes.
  • “Light” or “Search” button: Usually on the upper-right side, it illuminates the watch display or searches for a signal in atomic models.

Understanding the function of each button is fundamental to effectively resetting and configuring your G-Shock watch.

Step-by-Step Guide: How to Reset a G-Shock Watch

  1. General Reset Procedure
    Resetting a G-Shock watch to its default factory settings usually involves holding down the “Adjust” button until the screen flashes, indicating that the watch is in reset mode. Then press the “Mode” button and navigate to the desired reset option using the “Adjust” button. Once you’ve selected the desired function to reset, press the “Start/Stop” button to confirm the action. The watch will reset, and you can proceed with reconfiguring the settings according to your preferences.
  1. Resetting the Time and Date
    To reset the time and date on your G-Shock watch, start by pressing the “Mode” button until the time display appears. Then, press and hold the “Adjust” button until the time starts blinking. Use the “Start/Stop” button to cycle through the time components (hours, minutes, seconds, etc.), and adjust each component using the “Adjust” button.
    Once you’ve set the desired time, press the “Mode” button again to move to the date display. Follow the same process to adjust the date and other related settings. Finally, press the “Adjust” button to exit the time and date adjustment mode, and your G-Shock watch will now display the accurate time and date.
  2. Resetting the Alarm
    To reset the alarm feature on your G-Shock watch, begin by pressing the “Mode” button until you reach the alarm mode. Once in the alarm mode, press and hold the “Adjust” button until the alarm time starts flashing. Use the “Start/Stop” button to cycle through the alarm components (hours, minutes, etc.), and adjust each component using the “Adjust” button.
    After setting the desired alarm time, press the “Mode” button again to exit the alarm setting mode. Your G-Shock watch will now have the alarm reset to the new specified time.
  3. Resetting the Stopwatch/Timer
    To reset the stopwatch or timer feature on your G-Shock watch, switch to the stopwatch or timer mode by pressing the “Mode” button until you reach the respective mode. Once in the stopwatch or timer mode, press the “Start/Stop” button to stop the timing if it’s currently running.
    To reset the stopwatch, press the “Adjust” button to bring the stopwatch back to zero. For the timer, press and hold the “Adjust” button until the timer time starts flashing. Use the “Start/Stop” button to reset the timer to the desired time and press the “Adjust” button to confirm.
    Exiting the stopwatch or timer mode will leave your G-Shock watch with the reset stopwatch or timer ready for your next timing session.

Troubleshooting Common Issues After Resetting a G-Shock Watch

Despite resetting your G-Shock watch, you may encounter certain issues or unexpected behavior. Here are a few common problems and their potential solutions:

  1. Inaccurate Time or Date
    If you find that your G-Shock watch is still displaying incorrect time or date after resetting, consider manually synchronizing it with an accurate time source. Consult the watch’s user manual or Casio’s official website for instructions on how to perform a manual time synchronization.
  2. Functions Not Working Properly
    After resetting, some functions may not work as expected. In such cases, make sure you’ve followed the reset instructions accurately. Additionally, check if any specific settings or modes need adjustment to enable the desired function.
  3. Battery or Power Issues
    If your G-Shock watch continues to exhibit irregular behavior even after resetting, it’s possible that the battery needs replacement. Consult the user manual or contact Casio’s customer support for guidance on battery replacement or troubleshooting power-related issues.
  4. Consulting the User Manual
    If you encounter any other persistent issues or have specific questions related to your G-Shock model, refer to the user manual provided with your watch. The manual contains model-specific instructions and troubleshooting tips that can help you address specific concerns.

How to Avoid the Need for Frequent Resetting of Your G-Shock Watch

While occasional resets are inevitable, there are ways to minimize the need for frequent resetting of your G-Shock watch. Consider the following tips:

  1. Proper Handling and Care: Handle your G-Shock watch with care, avoiding unnecessary impacts or dropping it from significant heights. Proper maintenance and protection can help prevent malfunctions that may require resetting.
  2. Avoid Strong Magnetic Fields: Strong magnetic fields can disrupt the accuracy of your G-Shock watch. Minimize exposure to magnetic sources such as speakers, refrigerators, and electronic devices to maintain optimal performance.
  3. Regular Battery Checks: Keep an eye on your G-Shock watch’s battery level and replace it as needed. Low battery power can affect the watch’s functionality and accuracy, leading to the need for frequent resets.
  4. Time Calibration and Synchronization: If your G-Shock watch features atomic timekeeping or Bluetooth connectivity, utilize these functions to automatically calibrate and synchronize the time with global time standards. This helps ensure accurate timekeeping and reduces the need for manual adjustments.
  5. Keep Water Resistance Intact: G-Shock watches are designed to be water-resistant, but regular maintenance is essential. Ensure that the water-resistance seals and gaskets are in good condition, and avoid exposing the watch to excessive water pressure beyond its specified limits.
  6. Read the User Manual: Familiarize yourself with the user manual specific to your G-Shock model. It provides detailed information on maintenance, care, and additional features that can help you optimize your watch’s performance.

Frequently Asked Questions (FAQs)

How do I reset my G-Shock watch if I can’t find the right buttons?

If you’re having trouble identifying the buttons on your G-Shock watch, refer to the user manual specific to your model. The manual provides detailed diagrams and descriptions of the watch’s buttons and functions.

Is it possible to reset all G-Shock models the same way?

While many G-Shock models follow similar principles for resetting, there may be slight variations in button combinations and procedures. It’s important to consult the user manual provided with your specific model for accurate instructions.

How often should I reset my G-Shock watch?

The frequency of resetting your G-Shock watch depends on your specific needs and circumstances. It may be necessary to reset the watch when switching time zones, adjusting for daylight saving time changes, or when you notice inaccuracies in time or date settings.

What to do if my G-Shock watch is still malfunctioning after a reset?

If your G-Shock watch continues to exhibit issues after resetting, refer to the user manual for troubleshooting advice. Alternatively, you can reach out to Casio’s customer support for further assistance and guidance specific to your watch model.


Understanding how to reset your G-Shock watch is essential for maintaining accurate timekeeping and maximizing the functionality of its various features. By following the step-by-step guide provided in this article, you can confidently reset your G-Shock watch, adjust settings, and troubleshoot common issues that may arise.

Remember to consult your watch’s user manual for model-specific instructions and further guidance. By practicing proper care, avoiding extreme conditions, and performing regular maintenance, you can extend the lifespan of your G-Shock watch and enjoy its reliable performance for years to come.

Sherry's editorial journey seamlessly merges with her passion for horology at WatchReflect. As a seasoned editor and watch enthusiast, she curates insightful guides that cater to novices and connoisseurs alike. With a penchant for research and a flair for storytelling, Sherry transforms horological complexities into engaging narratives. Her mission is to illuminate the path for those navigating the multifaceted realm of timekeeping.

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