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)
Accuracy:±15 seconds/month
Day / date?Date only
GMT / world time?No
Chronograph?No
Number of jewels:5
Development division:Suwa (Nagano Prefecture, Japan)