Seiko 850 Movement Details

Seiko caliber 850 is a hand winding watch movement. Production was in the 1960s.
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Sub-brands: Champion, Alpinist
Day / date?No
GMT / world time?No
Rate:18,000 bph
Number of jewels:17
Size / diameter:25.6mm (11 1/2")
Notes:The same as cal. 860 but without date display.
Related movements: 851 860

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