The Seiko 5S21-5A20 is a watch model based on the 5S21 movement.
Parts List
ESCW46SJ01 | crystal |
ESCW46SJ02 | crystal |
30MH0NA4 | crown |
0A2700N01 | case back gasket - case back gasket |
GK19C | band - leather band |
10ST04DG | others - second hand |
0351683 | others - winding stem |
09TC0DAH | others - hour hand |
5S215A20 | others - case back |
5S215A2075 | others - case |
5S215A207N | others - case |
5S215A30XG14 | others - dial |
5S215A40XB14 | others - dial |
5S219 | others - machine code |
82822660 | others - case ring |
A200BS | others - push pin |
09TC0DAM | others - minute hand |
Caliber 5S21
![Caliber manual page](https://www.theseikoguy.com/media/movements/5/5S21A_caliber_en_1.jpg)
![Caliber manual page](https://www.theseikoguy.com/media/movements/5/5S21A_caliber_en_2.jpg)
![Caliber manual page](https://www.theseikoguy.com/media/movements/5/5S21A_caliber_en_3.jpg)
![Caliber manual page](https://www.theseikoguy.com/media/movements/5/5S21A_caliber_en_4.jpg)
![Caliber manual page](https://www.theseikoguy.com/media/movements/5/5S21A_caliber_en_5.jpg)
![Caliber manual page](https://www.theseikoguy.com/media/movements/5/5S21A_caliber_en_6.jpg)
![Caliber manual page](https://www.theseikoguy.com/media/movements/5/5S21A_caliber_en_7.jpg)