Seiko 2320 Movement Details

Seiko caliber 2320 is an analog quartz watch movement. Production started around 1978.
Search eBay for watches with this movement.

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
Development division:Suwa (Nagano Prefecture)
Notes:Used in ladies watches.
PDF guides: Technical guide : 2320A
Related movements: 2340

Part Codes

Stem code: 354810, 354811
Screw codes: 022110 (dial screw), 022424, 022740