Seiko 1984 Movement Details

Seiko caliber 1984 is a high grade hand winding watch movement. Production started around 1972 and production finished in 1973.
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Sub-brands: Grand Seiko, VFA (Very Fine Adjusted)
Accuracy:±3 seconds/day
Day / date?No
GMT / world time?No
Chronograph?No
Rate:36,000 bph
Number of jewels:23
Development division:Daini (Kameido, Tokyo, Japan)
Notes:Used in ladies watches.
Related movements: 4580