The Seiko 2P21-5290 is a watch model based on the 2P21 movement.
Parts List
| ESDW39JN01 | crystal - crystal |
| 30M49NG1 | crown - crown |
| AC004BA11 | case back gasket - crown and stem gasket |
| 0F170BAA3 | case back gasket - case back gasket |
| HK58B | band - band |
| 3BA075F1BNG | others - second hand |
| 07SC17NG | others - second hand |
| 07T07AAH | others - hour hand |
| 07T07AAM | others - minute hand |
| 1BA047A1BAJ | others - hour hand |
| 2BA070A1BAJ | others - minute hand |
| 0351236 | others - winding stem |
| 2P21529075 | others - case |
| 82822670 | others - case ring |
| 2P210840XS19 | others - dial |
| 2P219 | others - machine code |
| A120AS | others - push pin |
Caliber 2P21
