The Seiko SKXM20 is a mechanical automatic watch with movement-case reference 7S26-3160. 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/SKXM20.jpg)
Ref. | SKXM20 Depending on the region, bracelet model and other features you may find this watch reference written as SKXM20J, SKXM20J1, SKXM20J2, SKXM20K, SKXM20K1, SKXM20K2, SKXM20P, SKXM20P1, SKXM20P2, etc. |
Case-movement ref. | 7S26-3160 |
Case-Dial code | 316-034 |
Caliber | 7S26 |
Type | mechanical automatic |
Jewels | 21 |
Power reserve | 41 hours |
Hand-winding | no |
Stop seconds hand | no |
Crystal | hardlex |
Strap/Bracelet ref. | Z1357K |
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Jewels: 21
Power reserve: 41 hours
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Power reserve: 41 hours
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Case reference: 7S26-3160
Case-Dial code: 316-098
Type: Mechanical Automatic
Movement: 7S26
Jewels: 21
Power reserve: 41 hours
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SKXX54
Case reference: 7S26-3160
Case-Dial code: 316-098
Type: Mechanical Automatic
Movement: 7S26
Jewels: 21
Power reserve: 41 hours