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
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