The Seiko SKX437 is a mechanical automatic watch with movement-case reference 7S26-0190. 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/skx/SKX437.jpg)
Ref. | SKX437 Depending on the region, bracelet model and other features you may find this watch reference written as SKX437J, SKX437J1, SKX437J2, SKX437K, SKX437K1, SKX437K2, SKX437P, SKX437P1, SKX437P2, etc. |
Case-movement ref. | 7S26-0190 |
Case-Dial code | 019-167 |
Caliber | 7S26 |
Type | mechanical automatic |
Jewels | 21 |
Power reserve | 41 hours |
Hand-winding | no |
Stop seconds hand | no |
Crystal | hardlex |
Strap/Bracelet ref. | 4771AB |
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Case-Dial code: 019-167
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![SKX435](/media/watches/skx/SKX435.jpg)
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Case-Dial code: 019-167
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Jewels: 21
Power reserve: 41 hours
![SKX439](/media/watches/skx/SKX439.jpg)
SKX439
Case reference: 7S26-0190
Case-Dial code: 019-167
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Movement: 7S26
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Power reserve: 41 hours
![SKX441](/media/watches/skx/SKX441.jpg)
SKX441
Case reference: 7S26-0190
Case-Dial code: 019-166
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![SKX443](/media/watches/skx/SKX443.jpg)
SKX443
Case reference: 7S26-0190
Case-Dial code: 019-166
Type: Mechanical Automatic
Movement: 7S26
Jewels: 21
Power reserve: 41 hours