Seiko 7M42 Movement Details

Seiko caliber 7M42 is a kinetic (formerly AGS) watch movement produced from around 1988.

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)