The Seiko SNK552 is a mechanical automatic watch with movement-case reference 7S26-02D0. It houses the 7S26 caliber with 21 jewels, running at 21600 bph with an accuracy of +45/-35 seconds per day. It has a 41 hours power reserve, no hand-winding and no stop seconds hand function.
![Watch](https://www.theseikoguy.com/media/watches/snk/SNK552.jpg)
Ref. | SNK552 Depending on the region, bracelet model and other features you may find this watch reference written as SNK552J, SNK552J1, SNK552J2, SNK552K, SNK552K1, SNK552K2, SNK552P, SNK552P1, SNK552P2, etc. |
Case-movement ref. | 7S26-02D0 |
Case-Dial code | 02D-05F |
Caliber | 7S26 |
Type | mechanical automatic |
Jewels | 21 |
Power reserve | 41 hours |
Hand-winding | no |
Stop seconds hand | no |
Crystal | hardlex |
Strap/Bracelet ref. | 3265BB |
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SNK545
Case reference: 7S26-02D0
Case-Dial code: 02D-05F
Type: Mechanical Automatic
Movement: 7S26
Jewels: 21
Power reserve: 41 hours
![SNK547](/media/watches/snk/SNK547.jpg)
SNK547
Case reference: 7S26-02D0
Case-Dial code: 02D-05F
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Jewels: 21
Power reserve: 41 hours
![SNK549](/media/watches/snk/SNK549.jpg)
SNK549
Case reference: 7S26-02D0
Case-Dial code: 02D-05F
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Movement: 7S26
Jewels: 21
Power reserve: 41 hours
![SNK550](/media/watches/snk/SNK550.jpg)
SNK550
Case reference: 7S26-02D0
Case-Dial code: 02D-05F
Type: Mechanical Automatic
Movement: 7S26
Jewels: 21
Power reserve: 41 hours
![SNK553](/media/watches/snk/SNK553.jpg)
SNK553
Case reference: 7S26-02D0
Case-Dial code: 02D-05G
Type: Mechanical Automatic
Movement: 7S26
Jewels: 21
Power reserve: 41 hours
![SNK555](/media/watches/snk/SNK555.jpg)
SNK555
Case reference: 7S26-02D0
Case-Dial code: 02D-05G
Type: Mechanical Automatic
Movement: 7S26
Jewels: 21
Power reserve: 41 hours
![SNK556](/media/watches/snk/SNK556.jpg)
SNK556
Case reference: 7S26-02D0
Case-Dial code: 02D-05G
Type: Mechanical Automatic
Movement: 7S26
Jewels: 21
Power reserve: 41 hours
![SNK558](/media/watches/snk/SNK558.jpg)
SNK558
Case reference: 7S26-02D0
Case-Dial code: 02D-05G
Type: Mechanical Automatic
Movement: 7S26
Jewels: 21
Power reserve: 41 hours