The Seiko SNK558 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/SNK558.jpg)
Ref. | SNK558 Depending on the region, bracelet model and other features you may find this watch reference written as SNK558J, SNK558J1, SNK558J2, SNK558K, SNK558K1, SNK558K2, SNK558P, SNK558P1, SNK558P2, etc. |
Case-movement ref. | 7S26-02D0 |
Case-Dial code | 02D-05G |
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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Case-Dial code: 02D-05F
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SNK547
Case reference: 7S26-02D0
Case-Dial code: 02D-05F
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Case-Dial code: 02D-05F
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Jewels: 21
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Case reference: 7S26-02D0
Case-Dial code: 02D-05F
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![SNK552](/media/watches/snk/SNK552.jpg)
SNK552
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Case-Dial code: 02D-05F
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Power reserve: 41 hours
![SNK553](/media/watches/snk/SNK553.jpg)
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Case reference: 7S26-02D0
Case-Dial code: 02D-05G
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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