The Seiko 1221-5860 is a watch model based on the 1221 movement.
Parts List
REDN29SV01 | crystal - crystal (sapphire) |
30M31DG5 | crown |
0Z0034B01 | case back gasket - crown and stem gasket |
0F155BAA3 | case back gasket - case back gasket |
HK08B | band - leather band |
06S01DGH | others - hour hand |
06S01DGM | others - minute hand |
A130AS | others - push pin (for lb) |
122110 | others - machine code |
12211170XS14 | others - dial |
1221586000A | others - case |
82731170 | others - case ring |
0351117 | others - winding stem |
06SS05VG | others - second hand |
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)