Seiko 7830 Movement Details
Seiko caliber 7830 is an analog quartz watch movement. Production started around 1977.
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| Battery: | SR927SW / 395 (Silver oxide) |
| Accuracy: | ±20 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: | 2.9mm |
| Development division: | Suwa (Nagano Prefecture, Japan) |
| Notes: | Has a battery life indicator function where the seconds hand moves in two-second intervals when the battery is running low. |
| Related movements: | 7820 7832 |