The Seiko 5931-7020 is a watch model based on the 5931 movement.
Parts List
| 280N25KN00 | crystal |
| 35N57N | crown |
| 0H2500B01 | case back gasket - case back gasket |
| DZ0065B01 | case back gasket - button gasket |
Caliber 5931
Seiko 5931-7020 Watch Guide
The Seiko 5931-7020 is a watch model based on the 5931 movement.
| 280N25KN00 | crystal |
| 35N57N | crown |
| 0H2500B01 | case back gasket - case back gasket |
| DZ0065B01 | case back gasket - button gasket |