The Seiko 7439-5100 is a watch model based on the 7439 movement.
Parts List
SAEN23JN00 | crystal |
30N91NS1 | crown |
30N91NA1 | crown |
0G2880B09 | case back gasket |
DZ0065B01 | case back gasket - button gasket |
Caliber 7439
![Caliber manual page](https://www.theseikoguy.com/media/movements/7/7439A_caliber_en_1.jpg)
![Caliber manual page](https://www.theseikoguy.com/media/movements/7/7439A_caliber_en_2.jpg)
![Caliber manual page](https://www.theseikoguy.com/media/movements/7/7439A_caliber_en_3.jpg)
![Caliber manual page](https://www.theseikoguy.com/media/movements/7/7439A_caliber_en_4.jpg)
The Seiko 7439-5100 is a watch model based on the 7439 movement.
SAEN23JN00 | crystal |
30N91NS1 | crown |
30N91NA1 | crown |
0G2880B09 | case back gasket |
DZ0065B01 | case back gasket - button gasket |