The Seiko 2P21-0020 is a watch model based on the 2P21 movement.
Parts List
185N39JN01 | crystal |
30M25NA1 | crown |
0H1750B01 | case back gasket |
0H1700B01 | case back gasket - bezel gasket |
AC004BA11 | case back gasket - crown and stem gasket |
86572810 | crystal gasket |
3K01A | band - leather band |
3K02A | band - leather band |
81832599 | band - other |
3BA075F1BNG | others - second hand |
07SC43NG | others - second hand |
0351236 | others - winding stem |
82733490 | others - case ring |
81606439 | others - bracelet fixing pin |
81181459 | others - bracelet fixing pipe |
81607599 | others - bracelet fixing pin |
2P210020EA | others - case |
2P210100XS19 | others - dial |
2P210110X994 | others - dial |
2P219 | others - machine code |
07T13DGH | others - hour hand |
07T13DGM | others - minute hand |
Caliber 2P21
![Caliber manual page](https://www.theseikoguy.com/media/movements/2/2P21A_caliber_en_1.jpg)
![Caliber manual page](https://www.theseikoguy.com/media/movements/2/2P21A_caliber_en_2.jpg)
![Caliber manual page](https://www.theseikoguy.com/media/movements/2/2P21A_caliber_en_3.jpg)
![Caliber manual page](https://www.theseikoguy.com/media/movements/2/2P21A_caliber_en_4.jpg)
![Caliber manual page](https://www.theseikoguy.com/media/movements/2/2P21A_caliber_en_5.jpg)