Citizen Eco Drive Gn-4w-s-12g Manual Verified

This is a Citizen internal manufacturing code. It specifies the structural design of the watch case, water resistance sealing types, and the specific tools required by technicians to open the case back.

If the watch is behaving erratically (hands not moving correctly, buttons not working), you may need to perform an "All Reset." citizen eco drive gn-4w-s-12g manual

[Current Date] Subject: Informational summary regarding the user manual and specifications for the Citizen watch model GN-4W-S-12G. This is a Citizen internal manufacturing code

Turn the crown to change the date window. Note: Avoid changing the date between 9:00 PM and 4:00 AM, as the watch's internal gears are automatically engaging the calendar mechanism during these hours, and manual overrides can damage the movement. Step 3: Push the crown back in tightly. 3. Chronograph / Stopwatch Features (If Applicable) Turn the crown to change the date window