The Seiko 2P21-5009 is a watch model based on the 2P21 movement.
Parts List
| ET0N07JN01 | crystal |
| ET0N07JN | crystal |
| 32N23NA1 | crown |
| 0F140NA11 | case back gasket |
| 0F140NA1 | case back gasket |
| DA007BA1 | case back gasket |
| BEZ02G | band - leather band |
| 3BA075F1BNG | others - second hand |
| 06SC11NG | others - second hand |
| 1BA040A1BNG | others - hour hand |
| 06T03DGM | others - minute hand |
| DA007BA11 | others - crown and stem gasket |
| T090AS | others - push pin |
| 2P210010XN14 | others - dial |
| 2P215009 | others - case back |
| 2P21500925 | others - case |
| 2P219 | others - machine code |
| 82732770 | others - case ring |
| 2BA060A1BDG | others - minute hand |
Caliber 2P21
