The Seiko 5M42-0E50 is a watch model based on the 5M42 movement.
Parts List
| 280P56HR02 | crystal - crystal |
| 8K60A0SNW1 | crown - crown |
| FH2980B0A | case back gasket - case back gasket |
| 86177922 | crystal gasket - plastic gasket for crystal |
| 86178750 | bezel gasket - plastic gasket for bezel |
| EC0060B01 | pusher - pusher gasket |
| 80603009 | pusher - button (8h) |
| D0Y1AM | band - band |
| D0Y1AM-LK | band - link |
| 3AA125F0ANS | others - second hand |
| 3AA125F0ANB | others - second hand |
| 1AB080F0BEN | others - hour hand |
| 1AB080F0BES | others - hour hand |
| 2AB115F0BEN | others - minute hand |
| 2AB115F0BES | others - minute hand |
| 5M420E5061 | others - case |
| 82293229 | others - bezel |
| 5M420E50 | others - case back |
| 0866636 | others - holding ring for dial |
| 0878876 | others - date dial |
| 0878877 | others - date dial |
| 5M420H41XB13 | others - dial |
| 5M420H41XN1Z | others - dial |
| 5M420H41XY13 | others - dial |
| 5M425 | others - machine code |
| A180BS | others - push pin |
| 81400709 | others - button spring clip |
| 81350540 | others - button spring |
| 0351651 | others - winding stem |
| 81400829 | others - button spring clip |
| 0Z0060B01 | others - crown and stem gasket |
Caliber 5M42
