The Seiko 7431-5270 is a watch model based on the 7431 movement.
Parts List
ES8W31HN00 | crystal |
35M17N | crown |
0G235BAA3 | case back gasket |
EB0055B01 | others - crown and stem gasket |
Caliber 7431
![Caliber manual page](https://www.theseikoguy.com/media/movements/7/7431A_caliber_en_1.jpg)
![Caliber manual page](https://www.theseikoguy.com/media/movements/7/7431A_caliber_en_2.jpg)
![Caliber manual page](https://www.theseikoguy.com/media/movements/7/7431A_caliber_en_3.jpg)
![Caliber manual page](https://www.theseikoguy.com/media/movements/7/7431A_caliber_en_4.jpg)
The Seiko 7431-5270 is a watch model based on the 7431 movement.
ES8W31HN00 | crystal |
35M17N | crown |
0G235BAA3 | case back gasket |
EB0055B01 | others - crown and stem gasket |