If your watch's hands or date are not aligned correctly, you must perform this reset.
Pay attention to AM/PM formatting by advancing the hands past 12 o'clock to see if the date changes.
The internal cell may be deeply depleted. Pull the crown out to the time-setting position and leave the watch under a bright desk lamp (about 8 inches away) or a sunny window for 24–48 hours. Once fully charged, push the crown back in. Some models require an "All Reset" procedure (specified in your caliber manual) to restart the processor after dropping to zero power. citizen eco drive gn-4w-s-12g manual
Based on the code stamped on the back of your watch, your timepiece uses the Citizen Caliber E4-S (also known simply as Movement 4-S).
Learn how to identify your from the case markings. If your watch's hands or date are not
A: No. This is not an automatic mechanical watch. Twisting the crown does nothing for power. Only light charges the watch.
Rotate the crown counterclockwise until it releases from the case. Pull the crown out to the time-setting position
The is a sophisticated, light-powered timepiece that combines advanced functionality like radio-controlled synchronization and perpetual calendars with a durable design. Identifying the correct manual is the first step to mastering its features, as the "GN-4W-S" marking is a case code rather than a specific movement number. Locating Your Specific Manual
If you need the exact Citizen document:
If the physical manual is lost, the official PDF can be obtained from:
. If you’ve lost your manual, you’re likely staring at the back of your watch case where "GN-4W-S" is engraved—which, fun fact, is actually Citizen's internal code for the rather than the specific movement caliber. CITIZEN WATCH Global Network