Seiko 9320 Movement Details

Seiko caliber 9320 is an analog quartz watch movement produced from around 1978.

Battery:SR909SW / 311 (Silver oxide)
Accuracy:±15 seconds/month
Day / date?No
GMT / world time?No
Chronograph?No
Height:0.9mm
Development division:Suwa (Nagano)
Notes:Was the world's thinnest movement when it launched in July 1978.
Related movements: 9300