Citizen Tsuyosa NK0020-55E Men's Watch • Automatic Movement Calibre 8310 • Sapphire Crystal
Citizen Tsuyosa NK0020-55E Men's Watch • Automatic Movement Calibre 8310 • Sapphire Crystal
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Model Number: NK0020-55E
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Product Details
Description
The Citizen Tsuyosa NK0020-55E is a classic men's automatic watch that combines precision with timeless design. The silver-toned stainless steel case, measuring 40 mm in diameter and 11.7 mm in height, sits comfortably on the wrist and impresses with its high-quality craftsmanship. The black dial with luminous baton indices gives the watch a clean, sports-elegant character, protected by a scratch-resistant sapphire crystal.
Powered by the mechanical automatic movement Calibre 8310, the Citizen Tsuyosa NK0020-55E offers a power reserve of 60 hours. The solid stainless steel bracelet with a double-safety push-button deployant clasp ensures a secure fit and excellent wearing comfort. With a water resistance of 5 bar, the watch is perfectly suited for everyday use.
Key Features of the Citizen NK0020-55E Watch
- Automatic movement Calibre 8310 with 60-hour power reserve for reliable, battery-free operation
- Scratch-resistant sapphire crystal protects the black dial with clean baton indices
- Solid stainless steel bracelet with double-safety push-button deployant clasp for a secure and comfortable fit
Technical Data
Basic data
| Target group |
Men |
|---|---|
| Manufacturer | Citizen |
| Model series / Collection |
Tsuyosa |
| Model number |
NK0020-55E |
| EAN / GTIN | 4974374346964 |
| Display type |
Analog |
| Water resistance in bar |
5 |
| Colour |
Black |
Case & Construction
| Case material |
Stainless steel |
|---|---|
| Case colour |
Silver |
| Case diameter in mm |
4 |
| Case shape |
Round |
| Case height in mm |
1,17 |
| Weight in grams |
141 |
| Watch glass |
Sapphire crystal |
Dial & Display
| Dial colour |
Black |
|---|---|
| Numerals & Indices |
Bar index |
| Second hand |
Yes |
Movement & Drive
| Drive type / Movement |
Automatic |
|---|---|
| Calibre / Movement |
8310 |
| Date display |
No |
| Power reserve in minutes |
60 |
Strap & Clasp
| Strap material |
Stainless steel |
|---|---|
| Strap colour |
Silver |
| Clasp |
Folding clasp |
Care instructions
Care Instructions for Wristwatches
Care & Cleaning
- Daily: Wipe case and bracelet with a soft, dry cloth to remove dirt and perspiration.
- Water-resistant watches: Clean with mild soapy water and a soft brush, rinse, dry thoroughly.
Important: Screw the crown down firmly beforehand!!! - Not water-resistant: Clean only dry or slightly damp, do not use water or cleaning agents.
- Avoid: Harsh chemicals, perfume, cosmetics and heat.
- Leather straps: Do not soak, clean only slightly damp and allow to dry away from heat.
- Water resistance: Do not wear in the shower or bath, have it tested annually.
- Battery (quartz): Have a depleted battery replaced immediately.
- Mechanical watches: Service by a master watchmaker every 5 years.
Storage & Handling
- Store the watch separately, not in direct contact with other jewellery (risk of scratching).
- Place mechanical watches on a flat surface when winding, do not leave the crown pulled out.
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Product questions
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CITIZEN – Watches for everyone, since 1918
When the first Citizen watch appeared in 1924, it was a small revolution: precise timekeeping for everyone – not just for a privileged few. The name said it all: Citizen, for the people.
Today, Citizen stands for innovative wristwatches with technologies like Eco-Drive, which charge using light. The philosophy remains: 'Better Starts Now' – now is the right moment to make things better.
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Should the piece not fit perfectly, take advantage of our generous 100-day return policy – uncomplicated and free of charge. Experience for yourself why over 13,000 customers have found their timepieces with us.
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