The Seiko 6309-8390 is a watch model based on the 6309 movement.
Parts List
| 300W98GN00 | crystal |
| 40M58NS | crown |
| DJ2990B | case back gasket |
| DJ0060B | others - crown gasket |
Caliber 6309










The Seiko 6309-8390 is a watch model based on the 6309 movement.
| 300W98GN00 | crystal |
| 40M58NS | crown |
| DJ2990B | case back gasket |
| DJ0060B | others - crown gasket |









