Smart Outdoor Watch


Attention WSD-F20X Owners
To use the new watch faces, you first need to update your CASIO apps to their newest versions. For details, refer to "Settings Required to Use CASIO Apps"
Attention WSD-F20 Owners
Before using the WSD-F20, be sure to read the Start Up Guide and the "Settings Required to Use CASIO Apps" in and Basic Operation Guide, and prepare the watch for use. Also check the User's Guide (WSD-F10/F20/F20S) as well.


November 2, 2017
Notice of system update


Startup Guide

First, configure the watch/phone pairing setup to enable use of the watch.

Pairing Setup for the WSD-F20, F20S, F20X, or F10 (Android Wear2.0)

After finishing the paring setup, go to "Settings Required to Use CASIO Apps".

Pairing Setup for the WSD-F10


Refer to Android Wear help for information about how to configure the pairing setup.

Basic Operation Guide

Minimum System Requirements

iPhone (iOS) Users: Be sure to read this information

Other Information



Those connecting with iOS (iPhone)

  • ● A Wi-Fi environment is required.
  • ● A Google account is required to use this watch. If you do not have a Google account, use your phone to create one.
  • ● Use is supported with iPhone 5 or higher models running iOS 9.0 or higher.