The Seiko 2620-5420 is a watch model based on the 2620 movement.
Parts List
| ES3N01KN00 | crystal |
| 35N15NJ1 | crown |
| 35N15NA1 | crown |
| 0A2475B01 | case back gasket |
| 0G1940B01 | case back gasket |
Caliber 2620
Seiko 2620-5420 Watch Guide
The Seiko 2620-5420 is a watch model based on the 2620 movement.
| ES3N01KN00 | crystal |
| 35N15NJ1 | crown |
| 35N15NA1 | crown |
| 0A2475B01 | case back gasket |
| 0G1940B01 | case back gasket |