The Seiko 7439-5150 is a watch model based on the 7439 movement.
Parts List
| SAFN21JN01 | crystal |
| 35NF7NA1 | crown |
| 0G2820B01 | case back gasket |
| DZ0065B01 | case back gasket - button gasket |
Caliber 7439
Seiko 7439-5150 Watch Guide
The Seiko 7439-5150 is a watch model based on the 7439 movement.
| SAFN21JN01 | crystal |
| 35NF7NA1 | crown |
| 0G2820B01 | case back gasket |
| DZ0065B01 | case back gasket - button gasket |