The Seiko 1220-5070 is a watch model based on the 1220 movement.
Parts List
ESKN47SN00 | crystal - crystal |
30N59DA6 | crown - crown |
0H1750B01 | case back gasket |
MK05B | band - band |
06L19DGH | others - hour hand |
06L19DGM | others - minute hand |
0351117 | others - winding stem |
122050704FA | others - case |
82701370 | others - case ring |
12200100XG14 | others - dial |
122010 | others - machine code |
A120AS | others - push pin |
DZ0040B01 | others - crown and stem gasket |
Caliber 1220
![Caliber manual page](https://www.theseikoguy.com/media/movements/1/1220A_caliber_jp_1.jpg)
![Caliber manual page](https://www.theseikoguy.com/media/movements/1/1220A_caliber_jp_2.jpg)
![Caliber manual page](https://www.theseikoguy.com/media/movements/1/1220A_caliber_jp_3.jpg)
![Caliber manual page](https://www.theseikoguy.com/media/movements/1/1220A_caliber_jp_4.jpg)