Seiko 7M42 Movement Details
Seiko caliber 7M42 is a kinetic (formerly AGS) watch movement. Production started around 1988.
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|Battery:||3023.24R (replaces 3029.110) / (Rechargeable capacitor)|
|Day / date?||Date only|
|GMT / world time?||No|
|Number of jewels:||5|
|Development division:||Suwa (Nagano)|