Citizen Tsuyosa Automatic Watch - Blue - 40mm

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The Citizen Tsuyosa Automatic Watch in blue is designed for individuals seeking a modern, elegant timepiece with a sporty edge, suitable for everyday wear and special occasions. Its key benefit lies in its reliable Japanese automatic movement, offering precise timekeeping without battery changes and a sophisticated aesthetic. A potential caveat for some users may be the 40mm case size, which might be larger than preferred for very slender wrists.
| Colour | Blue |
|---|---|
| Dial Size | 40mm |
| Series | Tsuyosa |
| Model Part Number | NJ0231-56L |
| Brand | Citizen |
No, the Citizen Tsuyosa features a Japanese automatic movement that is powered by the natural motion of your wrist. It does not require a battery.
Automatic movements typically have a daily accuracy variance. The Citizen Tsuyosa is designed for reliable everyday timekeeping, with expected accuracy within industry standards for automatic watches.
Yes, with a 10 ATM water resistance rating, this watch is suitable for swimming and showering. However, it's recommended to ensure the crown is fully secured before water exposure.
Always ensure the crown is pushed in or screwed down tightly before any water-related activity. Over time, the seals can degrade, so professional inspection during servicing is advised.
While not explicitly stated, most modern automatic movements offer a power reserve of approximately 40 hours when fully wound. Consistent wear ensures the watch remains powered.
Yes, the watch has an 18mm lug width, allowing you to easily swap the original stainless steel bracelet for other compatible 18mm watch bands.
Please refer to the official Citizen warranty documentation provided with your purchase for the specific warranty terms and duration.
Gently shake the watch for 30 seconds to restart the automatic movement. Ensure you wear the watch regularly or wind it manually if it has been stationary for an extended period.
Ensure the time is not between 9 PM and 3 AM when setting the date. If the issue persists, consult the user manual or a professional watchmaker.
Adjust the bracelet using the clasp mechanism or by removing/adding links (professional assistance may be required for link adjustment).
This could indicate a seal failure. Remove the watch from moisture immediately and have it inspected by a professional to prevent internal damage.
Initial Setup:
Compatibility:
The watch uses a standard stainless steel bracelet with an 18mm lug width, allowing for easy strap replacement with most aftermarket watch bands of the same width if desired.
Care Instructions: