Seiko 2320 Movement Details
                
                Seiko caliber 2320 is an analog quartz watch movement. Production started around 1978.
                Find watches with this movement on eBay.
                
                
                
              
| 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, Japan) | 
| 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 |