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AUTOMATIC · 21 JEWELS · 40H RESERVE
Citizen Mechanical
NJ0228-51L
38.5mm steel case, deep blue dial with timeless elegance, Citizen 8210 automatic movement with 21 jewels, 40-hour power reserve, mineral crystal and silver steel bracelet. Mechanical essence in blue.
⌚ Citizen Mechanical NJ0228-51L: The blue that beats with Japanese precision
The Citizen Mechanical NJ0228-51L completes the chromatic trilogy of the Mechanical line with a blue dial that evokes serenity and depth. Like its siblings in the range, it is powered by the reliable Citizen 8210 movement, an automatic calibre with 21 jewels, hacking seconds function and a solid 40-hour power reserve. The 38.5mm stainless steel case, mineral crystal and silver steel bracelet with deployant clasp make up a robust and versatile package. The screw-down case back guarantees water resistance to 10 ATM (100 metres), suitable for swimming.
⚡ Highlights: Citizen 8210 automatic movement · 21 jewels · 40-hour power reserve · Hacking function · 38.5mm steel case · Blue dial · Screw-down case back · 100m water resistance.
📋 Specs sheet
| Element | Specification |
|---|---|
| Reference | NJ0228-51L |
| EAN | 8018225042493 |
| Brand | Citizen |
| Category | Mechanical (Automatic) |
| Year | 2026 Spring/Summer |
| Movement | Citizen 8210 · Automatic mechanical |
| Jewels | 21 |
| Power reserve | 40 hours |
| Frequency | 21,600 bph |
| Hacking | Yes |
| Case | Silver-tone stainless steel, 38.5mm diameter, 11.5mm thickness |
| Case back | Screw-down |
| Dial | Blue |
| Hands | Silver-tone (hours, minutes, seconds) |
| Crystal | Mineral |
| Crown | Pull type |
| Bracelet | Silver-tone stainless steel, 20mm width |
| Clasp | Deployant with push buttons |
| Water resistance | 10 ATM / 100 metres |
| Warranty | 5 years Spain / 1 year international |
✅ Who is this Citizen Mechanical for?
Designed for the man who seeks the reliability of a Japanese automatic with the timeless elegance of a blue dial. Its 38.5mm size makes it a versatile watch, comfortable for most wrists and perfect for any occasion. The 8210 movement with 21 jewels and 40-hour power reserve delivers the precision of a proven calibre with no batteries needed. Ideal for those who value mechanical tradition and want a watch that goes with everything, from the office to the weekend.
🔒 Purchase with official warranty
This Citizen Mechanical NJ0228-51L is 100% original. Official Citizen distributor, 5-year warranty in Spain and specialised technical service.
This Citizen Mechanical NJ0228-51L is 100% original. Official Citizen distributor, 5-year warranty in Spain and specialised technical service.
Get the Citizen Mechanical NJ0228-51L, the blue automatic that completes your style
Citizen 8210 movement · 21 jewels · 40h reserve · Blue dial · 38.5mm case · 100m · Free shipping 24-48h
✔ Official Citizen distributor
✔ 5-year warranty Spain
✔ 30-day returns
Secure payment · Personalised attention
Citizen Mechanical NJ0228-51L · EAN: 8018225042493 · Citizen 8210 movement · 21 jewels · 40h power reserve · 38.5mm steel case · Blue dial · Silver steel bracelet · 100m water resistance
Joyería Pato – Plaza de la Piedra nº7, Vigo · Official Citizen distributor
