The Seiko 5M22-8A50 is a watch model based on the 5M22 movement.
Parts List
| 300A06SR02 | crystal |
| 300A06SR | crystal |
| 8M45A2SBW1 | crown - crown |
| 8M45A2NBG1 | crown |
| 8M45A2NB | crown |
| 8M45A2SB | crown |
| FH2981B01 | case back gasket - case back gasket |
| NO | band - leather band |
| 0351651 | others - winding stem |
| 0801954 | others - date dial |
| 0866625 | others - holding ring for dial |
| 0878538 | others - date dial |
| 0878542 | others - date dial |
| 5M222 | others - machine code |
| 5M228A10XB13 | others - dial |
| 5M228A10XG14 | others - dial |
| 5M228A10XL13 | others - dial |
| 5M228A10XL14 | others - dial |
| 5M228A10XN14 | others - dial |
| 5M228A10XS13 | others - dial |
| 5M228A50 | others - case back |
| 5M228A5061 | others - case |
| 5M228A5075 | others - case |
| 5M228A5098 | others - case |
| A190BS | others - push pin |
| 12ST20TS | others - second hand |
| 2BB125L2BCH | others - minute hand |
| 0Z0060B01 | others - crown and stem gasket |
| 2BB125L2BCJ | others - minute hand |
| 12ST20TG | others - second hand |
| 2BB125L2BCC | others - minute hand |
| 2BB125L2BCK | others - minute hand |
| 1BB080L0BCH | others - hour hand |
| 1BB080L0BCJ | others - hour hand |
| 1BB080L0BCK | others - hour hand |
| 1BB080L0BCC | others - hour hand |