The Seiko 8620-5080 is a watch model based on the 8620 movement.
Parts List
| ESEN33LN00 | crystal |
| 35NA3NJ1 | crown |
| 35NA3NA1 | crown |
| 0H2600B01 | case back gasket - case back gasket |
| DZ0065B01 | case back gasket - button gasket |
Caliber 8620
Seiko 8620-5080 Watch Guide