The Seiko 1221-5980 is a watch model based on the 1221 movement.
Parts List
K00W63JN01 | crystal - crystal (inorganic) |
30M57NA1 | crown - crown |
0F140BAA3 | case back gasket - case back gasket |
AC004BA11 | case back gasket - crown and stem gasket |
XX000 | band - band |
81182699 | others - bracelet fixing pipe |
81609619 | others - bracelet fixing pin |
122110 | others - machine code |
1221145AXS24 | others - dial |
12215980 | others - case back |
1221598075 | others - case |
82831290 | others - case ring |
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)