The Seiko 7431-6140 is a watch model based on the 7431 movement.
Parts List
240W13HN00 | crystal - crystal |
40E15NA1 | crown - crown |
FH2780B0A | case back gasket - case back gasket |
86571690 | crystal gasket - plastic gasket for crystal |
86572010 | bezel gasket - plastic gasket for bezel |
GL31A | band - band |
10P89DGH | others - hour hand |
10P89DGM | others - minute hand |
3AA125F1ANG | others - second hand |
EB0055B0A | others - crown and stem gasket |
81606439 | others - bracelet fixing pin |
81180229 | others - bracelet fixing pipe |
0354077 | others - winding stem |
74316140SF | others - case |
82330891 | others - bezel |
82722039 | others - case ring |
81607379 | others - bracelet fixing pin |
743110 | others - machine code |
74316160XS14 | others - dial |
81332019 | others - spring |
81832272 | others - case bow |
A160BS | others - push pin |
10SC23T1 | others - second hand |
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)