Seiko 1320 Movement Details

Seiko caliber 1320 is an analog quartz watch movement produced from around 1979.

Sub-brands: Socie
Battery:SR621SW / 364 (Silver oxide)
Accuracy:±15 seconds/month
Day / date?No
GMT / world time?No
Chronograph?No
Hacking?No
Rate:32,768 Hz
Number of jewels:6
Size / diameter:17.1mm x 8.4mm
Height:2.8mm
Stem code: 351130 (short), 351131
Development division:Daini (Kameido, Tokyo)
Notes:Used in ladies watches.
PDF guides: Technical guide for 1320A