The Seiko 6730-5090 is a watch model based on the 6730 movement.
Parts List
| ES9N25SE10 | crystal |
| 22N07NS5 | crown |
| 0C265BA11 | case back gasket |
| DZ0040B01 | others - crown and stem gasket |
Caliber 6730
Seiko 6730-5090 Watch Guide
The Seiko 6730-5090 is a watch model based on the 6730 movement.
| ES9N25SE10 | crystal |
| 22N07NS5 | crown |
| 0C265BA11 | case back gasket |
| DZ0040B01 | others - crown and stem gasket |