Citizen Eco Drive Gn-4w-s-12g Manual -
The Citizen Eco-Drive GN-4W-S 12G isn’t just a watch; it’s a masterclass in solar-powered engineering
- Movement: Eco-Drive (Solar Quartz)
- Caliber Number: Usually Cal. 863 (or similar 8-series – Check your case back to confirm)
- Functions: Hours, Minutes, Seconds, Day, Date
- Power Reserve: ~6 months (when fully charged)
- Water Resistance: Usually 50m or 100m (Verify on your case back)
3. Charging (Eco-Drive)
This watch is powered by light. It does not need a battery change.
To find the correct operating instructions on the Official Citizen Support Page, you must locate the 4-digit movement caliber engraved on your watch’s caseback. 1. How to Identify Your Movement Caliber
- Cycle 1: Chronograph second hand
- Cycle 2: Chronograph minute hand (sub-dial at 3)
- Cycle 3: Hour/Minute main hands (rarely needed)
: Pulling the crown out one click often allows you to change the date or rotate through different modes (like Chronograph or Alarm). Position 2
Safety & Handling
- Avoid exposing the watch to strong magnetic fields for prolonged periods; they can affect accuracy.
- Do not open the case back — servicing and battery/cell replacement require professional tools and sealing.
- Keep away from extreme heat (>60°C/140°F) and prolonged direct sunlight at very high temperatures (can damage gaskets and components).
- Avoid impacts and strong vibrations.
- Do not use solvents or chemical cleaners on the case, band, crystal, or seals.
The Citizen Eco-Drive GN-4W-S 12G isn’t just a watch; it’s a masterclass in solar-powered engineering
- Movement: Eco-Drive (Solar Quartz)
- Caliber Number: Usually Cal. 863 (or similar 8-series – Check your case back to confirm)
- Functions: Hours, Minutes, Seconds, Day, Date
- Power Reserve: ~6 months (when fully charged)
- Water Resistance: Usually 50m or 100m (Verify on your case back)
3. Charging (Eco-Drive)
This watch is powered by light. It does not need a battery change.
To find the correct operating instructions on the Official Citizen Support Page, you must locate the 4-digit movement caliber engraved on your watch’s caseback. 1. How to Identify Your Movement Caliber
- Cycle 1: Chronograph second hand
- Cycle 2: Chronograph minute hand (sub-dial at 3)
- Cycle 3: Hour/Minute main hands (rarely needed)
: Pulling the crown out one click often allows you to change the date or rotate through different modes (like Chronograph or Alarm). Position 2
Safety & Handling
- Avoid exposing the watch to strong magnetic fields for prolonged periods; they can affect accuracy.
- Do not open the case back — servicing and battery/cell replacement require professional tools and sealing.
- Keep away from extreme heat (>60°C/140°F) and prolonged direct sunlight at very high temperatures (can damage gaskets and components).
- Avoid impacts and strong vibrations.
- Do not use solvents or chemical cleaners on the case, band, crystal, or seals.