Watch Care:

Operation Precautions:

Below are advise from Casio manual and their website, follow it to make sure the watch will keep in good condition

* Do not use your watch for scuba diving or other types of diving that requires air tanks

* Even if a watch is water resistant, note the usage precautions described below. Such types of use reduce water resistance performance and can cause fogging of the glass.

 - Do not operate the crown or buttons while your watch is submersed in water or wet.

 - Avoid wearing your watch while in the bath / Shower.

 - Do not wear your watch while in a heated swimming pool, sauna, or any other high temperature / high humidity environment

 - Do not wear your watch while washing your hands or face, while doing housework, or while perform any other task that involved soaps or detergents

 - After submersion in seawater, use plain water to rinse all salt and dirt from your watch.

For more information

https://www.casio-intl.com/asia/en/wat/water_resistance/