Daylight Saving Time(DST) / Summer Time Adjustment

If the module no. of your watch is one of following modules,
please correct the time according to the operation of the Quick Operation Guide.
You can download the Quick Operation Guide directly by clicking the module no. in following.

If the module no. of your watch is not below, please read an operating instruction manual of your watch.
You can download it clicking here.


NOTE: Module number (four-digit or three-digit) is marked on the back cover of your watch

●Quick Operation Guide
Module no.