Seiko 6531 Movement Details
Seiko caliber 6531 is an analog quartz watch movement. Production started around 1982.
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| Battery: | SR920SW / 371 (Silver oxide) |
| Accuracy: | ±15 seconds/month |
| Day / date? | No |
| GMT / world time? | No |
| Chronograph? | No |
| Hacking? | Yes |
| Rate: | 32,768 Hz |
| Number of jewels: | 5 |
| Size / diameter: | 23.3mm |
| Height: | 2.3mm |
| Development division: | Suwa (Nagano Prefecture, Japan) |
| Notes: | Has a battery life indicator. |
| Related movements: | 6530 6532 6533 6539 |
Part Codes
| Stem code: | 354765 |
| Screw codes: | 022247, 022248, 022427 (case screw) |