Seiko 4821 Movement Details
Seiko calibre 4821 is a high grade analogue quartz watch movement. Production was in the 1970s.
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| Sub-brands: | King Quartz |
| Battery: | SR43SW / 301 (Silver oxide) |
| Accuracy: | ±10 seconds/month |
| Day / date? | No |
| GMT / world time? | No |
| Chronograph? | No |
| Development division: | Suwa (Nagano Prefecture, Japan) |
| Notes: | The same as cal. 4822 but without date dislpay. |
| Related movements: | 4822 4823 |