Citizen Eco Drive Gn-4w-s-12g Manual |verified| Jun 2026

Pull the crown out to position 2, advance the time forward by 12 full hours, and reset your exact time. Maintenance and Care Tips

To maintain a healthy, continuous charge, expose your watch to light regularly.

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Pull the crown out (Position 2). The second hand will stop moving.

Your watch will charge under normal office lights, but at a much slower rate. It requires significantly longer exposure times to achieve a full charge compared to natural sunlight. Pull the crown out to position 2, advance

The located on the case back (e.g., E111, H500, J810)

Does your watch have or just three hands ? This link or copies made by others cannot be deleted

To help you find the exact instructions for your timepiece, could you tell me the (the letters/numbers before the hyphen) engraved on your watch's case back? Alternatively, Share public link

Before adjusting your watch, look closely at the case back for the caliber number to ensure perfect compatibility.