The Seiko 7439-5140 is a watch model based on the 7439 movement.
Parts List
| ESXN99JN01 | crystal |
| 35NF7NA1 | crown |
| 0G2750B01 | case back gasket - case back gasket |
| DZ0065B01 | case back gasket - button gasket |
Caliber 7439
Seiko 7439-5140 Watch Guide
The Seiko 7439-5140 is a watch model based on the 7439 movement.
| ESXN99JN01 | crystal |
| 35NF7NA1 | crown |
| 0G2750B01 | case back gasket - case back gasket |
| DZ0065B01 | case back gasket - button gasket |