The Seiko 6139-7101 is a watch model based on the 6139 movement.
Parts List
| 340W18GN00 | crystal |
| 40M56NS1 | crown - crown |
| EZ3190B04 | case back gasket |
| FH2980B01 | case back gasket - case back gasket |
Caliber 6139
Seiko 6139-7101 Watch Guide
The Seiko 6139-7101 is a watch model based on the 6139 movement.
| 340W18GN00 | crystal |
| 40M56NS1 | crown - crown |
| EZ3190B04 | case back gasket |
| FH2980B01 | case back gasket - case back gasket |