The Seiko 2A22-0A50 is a watch model based on the 2A22 movement.
Parts List
| 210N08JM01 | crystal |
| 35ME8EH1 | crown |
| 0G0055B01 | case back gasket - crown and stem gasket |
| 0H2001N01 | case back gasket |
| BGZ20D | band - leather band |
| 08TB6NGH | hand - hour hand |
| 08TB6NGM | hand - minute hand |
| 10SC12NG | hand - second hand |
| 2A220A40XN12 | others - dial |
| 2A220A50HE | others - case |
| 82800860 | others - case ring |
| 0354073 | others - winding stem |
| 81606439 | others - bracelet fixing pin |
| 81180229 | others - bracelet fixing pipe |
| 0801366 | others - date dial |
| 0884300 | others - holding ring for dial |
Caliber 2A22
