Seiko 851 Movement Details
Seiko caliber 851 is a hand winding watch movement. Production was in the 1960s.
Find watches with this movement for sale.
|Day / date?||No|
|GMT / world time?||No|
|Number of jewels:||17|
|Size / diameter:||25.6mm (11 1/2")|
|Related movements:||850 860|