Seiko 5C20 Movement Details
                
                Seiko caliber 5C20 is an analog quartz watch movement. 
                Find watches with this movement on eBay.
                
                
                
              
| Battery: | SR721W / 361 (Silver oxide) | 
| Accuracy: | ±15 seconds/month | 
| Day / date? | No | 
| GMT / world time? | No | 
| Chronograph? | No | 
| Alarm? | Yes | 
| Hacking? | N/A | 
| Rate: | 32,768 Hz | 
| Number of jewels: | 5 | 
| Size / diameter: | 22.0mm x 21.0mm | 
| Height: | 2.9mm | 
| Development division: | Suwa (Nagano Prefecture, Japan) | 
| Notes: | The same as cal. 5C21 but without a seconds hand. | 
| Related movements: | 5C21 5C22 5C23 | 
Part Codes
| Stem code: | 354800, 354856 | 
| Date wheel code: | 801635 | 
| Screw codes: | 022427 (case screw), 022436, 022780 |