The Seiko 7439-5089 is a watch model based on the 7439 movement.
Parts List
| ESMN97HN00 | crystal |
| 30N39NJ1 | crown |
| 30N39NA1 | crown |
| 0H2400B01 | case back gasket - case back gasket |
| DZ0065B01 | case back gasket - button gasket |
| 4GF6ZY | band - leather band |
| 1AA075A1BNG | others - hour hand |
| 7439508925 | others - case |
| 74395130XY14 | others - dial |
| 82706610 | others - case ring |
| A190BS | others - push pin |
| 2AA110A1BDG | others - minute hand |
| 2AA100A1BDG | others - minute hand |
| 10P07DGM | others - minute hand |
Caliber 7439
