: Exposure to natural or bright artificial light is necessary to keep the rechargeable cell healthy.
Before diving into the instructions, it is helpful to understand the key features of this specific model. The reference (powered by the Caliber H45) is a 38–42mm men’s dress watch that combines classic aesthetics with advanced technology. It is part of Citizen’s premium collection that features a "Permanent Calendar" (Perpetual Calendar) and a date display.
It stores energy in a secondary rechargeable cell that lasts for decades, eliminating the need for regular battery replacements.
: If the second hand jumps in 2-second increments , the watch needs immediate light exposure.
The code on your Citizen Eco-Drive case back is not the model or caliber number; it is a case type code used by watch repairers to indicate the case construction (specifically a water-resistant, screw-back case).
The GN-4W-S marking implies robust daily casing protection, but check your specific dial text (e.g., WR50, WR100, WR200) before swimming or diving. Ensure the crown is fully pushed in before any water exposure.
By following the guidelines and instructions outlined in this article, you'll be well on your way to becoming a Citizen Eco Drive GN-4W-S-12G expert and enjoying the many benefits that this exceptional timepiece has to offer.
This is a Citizen internal design code indicating the case type, water resistance structure, and sealing specifications. It typically signifies a highly water-resistant, durable case.
The code on your Citizen Eco-Drive Go to product viewer dialog for this item.
Turn the crown to adjust the main time.
Make it a habit to wear your watch regularly. When not in use, store it where it can be exposed to ambient light (e.g., on a shelf in a well-lit room). Avoid storing it in a drawer or closet for extended periods.
: Exposure to natural or bright artificial light is necessary to keep the rechargeable cell healthy.
Before diving into the instructions, it is helpful to understand the key features of this specific model. The reference (powered by the Caliber H45) is a 38–42mm men’s dress watch that combines classic aesthetics with advanced technology. It is part of Citizen’s premium collection that features a "Permanent Calendar" (Perpetual Calendar) and a date display.
It stores energy in a secondary rechargeable cell that lasts for decades, eliminating the need for regular battery replacements. citizen eco drive gn-4w-s-12g manual
: If the second hand jumps in 2-second increments , the watch needs immediate light exposure.
The code on your Citizen Eco-Drive case back is not the model or caliber number; it is a case type code used by watch repairers to indicate the case construction (specifically a water-resistant, screw-back case). : Exposure to natural or bright artificial light
The GN-4W-S marking implies robust daily casing protection, but check your specific dial text (e.g., WR50, WR100, WR200) before swimming or diving. Ensure the crown is fully pushed in before any water exposure.
By following the guidelines and instructions outlined in this article, you'll be well on your way to becoming a Citizen Eco Drive GN-4W-S-12G expert and enjoying the many benefits that this exceptional timepiece has to offer. It is part of Citizen’s premium collection that
This is a Citizen internal design code indicating the case type, water resistance structure, and sealing specifications. It typically signifies a highly water-resistant, durable case.
The code on your Citizen Eco-Drive Go to product viewer dialog for this item.
Turn the crown to adjust the main time.
Make it a habit to wear your watch regularly. When not in use, store it where it can be exposed to ambient light (e.g., on a shelf in a well-lit room). Avoid storing it in a drawer or closet for extended periods.
