The Seiko 1E20-5120 is a watch model based on the 1E20 movement.
Parts List
ESBN22GN00 | crystal - crystal |
30M54NA1 | crown |
0H1000N01 | case back gasket - case back gasket |
KC24A | band - band |
04V18DGH | others - hour hand |
04V18DGM | others - minute hand |
82723580 | others - case ring |
0351931 | others - winding stem |
1E205120FY | others - case |
1E200280XG14 | others - dial |
1E208 | others - machine code |
0354930 | others - winding stem |
DZ0041B01 | others - crown and stem gasket |
Caliber 1E20
![Caliber manual page](https://www.theseikoguy.com/media/movements/1/1E20A_caliber_en_1.jpg)
![Caliber manual page](https://www.theseikoguy.com/media/movements/1/1E20A_caliber_en_2.jpg)
![Caliber manual page](https://www.theseikoguy.com/media/movements/1/1E20A_caliber_en_3.jpg)
![Caliber manual page](https://www.theseikoguy.com/media/movements/1/1E20A_caliber_en_4.jpg)