: Look at the back of your watch for a string of characters like XXXX-YYYYYYY . The first four characters ( ) are your caliber. Access the Manual : Enter that 4-digit code on the Citizen Setting Instructions page General Guide
Enter those four characters into the Official Citizen Setting Instructions Page . 2. Common Features for "GN-4W-S-12G" Models
| Problem | Likely Cause | Solution (from manual) | | :--- | :--- | :--- | | Watch stops at night | Low charge | Leave on a windowsill for 8–10 hours | | Chronograph doesn't reset to zero | Hands misaligned | Pull crown to Position 2, press top pusher to adjust hand position | | Alarm doesn't sound | Alarm not set or AM/PM confusion | Re-set alarm ensuring correct 24-hour reference | | Date changes at noon | 12-hour AM/PM reversed | Advance time 12 hours |
: You can also enter your full model number (found on the original tag) into the search bar at CitizenWatch.com to find the "Download Setting Instruction" link. Instruction manual | CITIZEN WATCH Global Network
The best part of an Eco-Drive is that it has no battery. However, it does have a rechargeable cell. Your manual will describe the :
is much weaker than sunlight; it may take significantly longer (up to several days) to achieve a full charge under office lights compared to just a few hours outdoors.
: Look at the back of your watch for a string of characters like XXXX-YYYYYYY . The first four characters ( ) are your caliber. Access the Manual : Enter that 4-digit code on the Citizen Setting Instructions page General Guide
Enter those four characters into the Official Citizen Setting Instructions Page . 2. Common Features for "GN-4W-S-12G" Models
| Problem | Likely Cause | Solution (from manual) | | :--- | :--- | :--- | | Watch stops at night | Low charge | Leave on a windowsill for 8–10 hours | | Chronograph doesn't reset to zero | Hands misaligned | Pull crown to Position 2, press top pusher to adjust hand position | | Alarm doesn't sound | Alarm not set or AM/PM confusion | Re-set alarm ensuring correct 24-hour reference | | Date changes at noon | 12-hour AM/PM reversed | Advance time 12 hours |
: You can also enter your full model number (found on the original tag) into the search bar at CitizenWatch.com to find the "Download Setting Instruction" link. Instruction manual | CITIZEN WATCH Global Network
The best part of an Eco-Drive is that it has no battery. However, it does have a rechargeable cell. Your manual will describe the :
is much weaker than sunlight; it may take significantly longer (up to several days) to achieve a full charge under office lights compared to just a few hours outdoors.