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How to Set Time on G-SHOCK Watches - Daylight Savings Time (DST)
Daylight Savings Time (DST) begins on the second Sunday in March and ends on the first Sunday of November every year. To adjust the time on your Casio G-SHOCK watch, you will need to look up the product manual for your specific watch module. The instructions will vary for each watch model, because each watch has a different module powering the functionality. Follow these instructions to find the support module on how to change the time for your particular G-SHOCK watch:

DAYLIGHT SAVING TIME (DST) ADJUSTMENTS
We recommend referring to your specific product manual if you need to adjust your watch for Daylight Savings Time (DST). Click below to look up your product manual.
How Do I Find My Watch Manual?
1. Look up the number of the module on the back of your watch.
How to find the model name and module number.
Description of location for when searching by model name.

BACK
Description of location for when searching by module number.

BACK CENTER

BACK CIRCUMFERENCE
2. Enter the four digit module number of your watch on Casio’s manuals page.
3. After entering the module number, the results will be shown at the bottom on the page with a link to a PDF of the operation guide.

4. Follow the instructions in the Operation or User's Guide to set or adjust the time for Daylight Savings.
Are there Casio or G-SHOCK Watches that set and update the time automatically?
Yes, Casio G-SHOCK watches have various automatic timekeeping functions. To learn more about these auto-synch technologies and features visit our G-SHOCK Technology page, Radio page, GPS page, or Mobile Link page.
You can buy Casio G-SHOCK watches that have automatic timekeeping functions here.
