Seiko 6186 Movement Details

Seiko caliber 6186 is a high grade automatic watch movement. Production started around 1972.
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Sub-brands: Grand Seiko, VFA (Very Fine Adjusted)
Accuracy:±2 seconds/day
Day / date?Day + date
GMT / world time?No
Rate:36,000 bph
Number of jewels:25
Development division:Suwa (Nagano Prefecture, Japan)
Notes:There was no cal. 6186A, only 6186B. The same as cal. 6185 but with day display (as well as date).
Related movements: 6185