The Seiko 6139-7109 is a watch model based on the 6139 movement.
Parts List
| 340W18GN | crystal |
| 40M56NS | crown - crown |
| EZ3190B | case back gasket |
| DJ0060B | others - crown gasket |
Caliber 6139
Seiko 6139-7109 Watch Guide
The Seiko 6139-7109 is a watch model based on the 6139 movement.
| 340W18GN | crystal |
| 40M56NS | crown - crown |
| EZ3190B | case back gasket |
| DJ0060B | others - crown gasket |