Seiko 9A85 Movement Details
Seiko caliber 9A85 is an analog quartz watch movement. Production started around 1989.
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| Battery: | SR712SW / 346 (Silver oxide) |
| Accuracy: | ±15 seconds/month |
| Day / date? | No |
| GMT / world time? | No |
| Chronograph? | No |
| Hacking? | Yes |
| Rate: | 32,768 Hz |
| Number of jewels: | 6 |
| Height: | 0.85mm |
| Notes: | The world's thinnest movement when it was launched in 1989. |