The Seiko SNK555 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.

Ref. | SNK555 Depending on the region, bracelet model and other features you may find this watch reference written as SNK555J, SNK555J1, SNK555J2, SNK555K, SNK555K1, SNK555K2, SNK555P, SNK555P1, SNK555P2, 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. | 3265AB |
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SNK552
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Case-Dial code: 02D-05F
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SNK553
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Case-Dial code: 02D-05G
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SNK556
Case reference: 7S26-02D0
Case-Dial code: 02D-05G
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SNK558
Case reference: 7S26-02D0
Case-Dial code: 02D-05G
Type: Mechanical Automatic
Movement: 7S26
Jewels: 21
Power reserve: 41 hours