Seiko 4580 Movement Details
Seiko caliber 4580 is a high grade hand winding watch movement. Production started around 1969 and production finished in 1970.
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| Sub-brands: | Grand Seiko, VFA (Very Fine Adjusted) |
| Accuracy: | ±2 seconds/day |
| Day / date? | No |
| GMT / world time? | No |
| Chronograph? | No |
| Rate: | 36,000 bph |
| Number of jewels: | 25 |
| Development division: | Daini (Kameido, Tokyo, Japan) |
| Notes: | A very high grade but rare movement – it's believed that less than 200 watches with this movement were produced. |
| Related movements: | 1984 4500 4502 4520 4522 |