The Seiko 5M63-0A90 is a watch model based on the 5M63 movement.
Parts List
| 300P08SB02 | crystal - crystal |
| 1E60A0SNW1 | crown - crown |
| 86400289 | crystal gasket - crystal fixing ring |
| EP296BAA2 | crystal gasket - crystal gasket |
| 80604329 | pusher - button |
| D186AG | band - band |
| 1AB080A8BE1 | others - hour hand |
| 2AB110A6BEJ | others - minute hand |
| 3AX125F8AEE | others - second hand |
| 81350460 | others - button spring |
| EB0100B01 | others - button gasket |
| 83200273 | others - button spring clip |
| 0C2600B01 | others - gasket |
| 0Z3444B02 | others - rotating bezel gasket |
| 86318505 | others - rotating bezel |
| 5M630A9061 | others - case |
| 81400969 | others - button spring clip |
| 0866629 | others - holding ring for dial |
| 0878675 | others - date dial |
| 5M630B10XL13 | others - dial |
| 5M637 | others - machine code |
| 84329984 | others - dial ring |
| C190FS | others - push pin |
| 0A0150B0A | others - crown and stem gasket |
| 89995390 | others - pusher spacer |
Caliber 5M63
