Seiko 2320 Movement Details

Seiko caliber 2320 is an analog quartz watch movement produced from around 1978.

Sub-brands: Exceline, Belfina, Socie, Nina Ricci
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:8
Size / diameter:15.1mm x 13.0mm
Height:2.5mm
Stem code: 354810, 354811
Development division:Suwa (Nagano)
Notes:Used in ladies watches.
PDF guides: Technical guide for 2320A
Related movements: 2340