The Seiko 5M42-0L30 is a watch model based on the 5M42 movement.
Parts List
| 280P04LN03 | crystal - crystal |
| 8K60A0SNW1 | crown - crown |
| 8K60A0SNG1 | crown - crown |
| FE298BA11 | case back gasket - case back gasket |
| 86177922 | crystal gasket - plastic gasket for crystal |
| 86179411 | bezel gasket - plastic gasket for bezel |
| A35E05SMG0A | pusher - button |
| A35E05SMS0A | pusher - button |
| 71E8XZ-LK4 | band - link |
| 71E8ZZ-LK2 | band - link |
| 71J6ZG-LK5 | band - link |
| 71E8XZ | band - band |
| 71E8ZZ | band - band |
| 71J6ZG | band - band |
| 71E8XZ-BKB | clasp - buckle |
| 71E8ZZ-BKB | clasp - buckle |
| 71J6ZG-BKF | clasp - buckle |
| 71E8ZZ-PB1 | clasp - parts for buckle |
| 71J6ZG-PB1 | clasp - parts for buckle |
| 71E8XZ-PB1 | clasp - parts for buckle |
| 1AX075FPBEG | others - hour hand |
| 1AX075FPBES | others - hour hand |
| 2AX110F2BEG | others - minute hand |
| 2AX110F2BES | others - minute hand |
| 3AA135F0AAP | others - second hand |
| 3AA135F0AAT | others - second hand |
| 3AX135F0AFR | others - second hand |
| 3AX135F0AFS | others - second hand |
| 83200273 | others - button spring clip |
| 81351630 | others - button spring |
| AD006BAD1 | others - crown and stem gasket |
| 0351651 | others - winding stem |
| 5M420L3087A | others - case |
| 82296384 | others - bezel |
| 5M420L3087B | others - case |
| 5M420L3087C | others - case |
| 0866636 | others - holding ring for dial |
| 0878729 | others - date dial |
| 0878730 | others - date dial |
| 5M420P08XL14 | others - dial |
| 5M420P08XS13 | others - dial |
| 5M420R18XR13 | others - dial |
| 5M420R18XS13 | others - dial |
| 5M420R28XB13 | others - dial |
| 5M420R28XL13 | others - dial |
| 5M420R28XS13 | others - dial |
| 5M420R28XY13 | others - dial |
| 5M425 | others - machine code |
| 5M420L3087 | others - case |
| 82296382 | others - bezel |
| 81181839 | others - bracelet fixing pipe |
| 5M420L307T | others - case |
| 82296381 | others - bezel |
| 81606719 | others - bracelet fixing pin |
| 0Z0060B01 | others - crown and stem gasket |
Caliber 5M42
