The Seiko 1221-5880 is a watch model based on the 1221 movement.
Parts List
SAFN93SK01 | crystal - crystal (sapphire) |
25N09DE1 | crown |
0G1890B02 | case back gasket - case back gasket |
0G1940B01 | case back gasket |
3K03A | band - leather band |
81833475 | band - other |
06P73VGH | hand - hour hand |
06P73VGM | hand - minute hand |
06SC273G | hand - second hand |
122110 | others - machine code |
12211230XS14 | others - dial |
12215880GC | others - case |
82810550 | others - case ring |
A100AS | others - push pin |
A120AS | others - push pin |
DZ0040B01 | others - crown and stem gasket |
0351117 | others - winding stem |
Caliber 1221
![Caliber manual page](https://www.theseikoguy.com/media/movements/1/1221A_caliber_jp_1.jpg)
![Caliber manual page](https://www.theseikoguy.com/media/movements/1/1221A_caliber_jp_2.jpg)
![Caliber manual page](https://www.theseikoguy.com/media/movements/1/1221A_caliber_jp_3.jpg)
![Caliber manual page](https://www.theseikoguy.com/media/movements/1/1221A_caliber_jp_4.jpg)