The Seiko SNX639 is a mechanical automatic watch with movement-case reference 7S26-0470. 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. | SNX639 Depending on the region, bracelet model and other features you may find this watch reference written as SNX639J, SNX639J1, SNX639J2, SNX639K, SNX639K1, SNX639K2, SNX639P, SNX639P1, SNX639P2, etc. |
Case-movement ref. | 7S26-0470 |
Case-Dial code | 047-190 |
Caliber | 7S26 |
Type | mechanical automatic |
Jewels | 21 |
Power reserve | 41 hours |
Hand-winding | no |
Stop seconds hand | no |
Crystal | hardlex |
Strap/Bracelet ref. | 49H2AB |
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Case-Dial code: 047-189
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Case-Dial code: 047-199
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Movement: 7S26
Jewels: 21
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Case-Dial code: 047-199
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Movement: 7S26
Jewels: 21
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Case reference: 7S26-0470
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Movement: 7S26
Jewels: 21
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Case reference: 7S26-0470
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Case reference: 7S26-0470
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Case-Dial code: 047-204
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Case-Dial code: 047-204
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Movement: 7S26
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Movement: 7S26
Jewels: 21
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Type: Mechanical Automatic
Movement: 7S26
Jewels: 21
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Case reference: 7S26-0470
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Movement: 7S26
Jewels: 21
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Movement: 7S26
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Movement: 7S26
Jewels: 21
Power reserve: 41 hours