The Seiko 5M42-0H40 is a watch model based on the 5M42 movement.
Parts List
| 285P08HR02 | crystal - crystal |
| 8K55B2TNA1 | crown - crown |
| 8K55B0TNA1 | crown - crown |
| 8K55B2SNG1 | crown - crown |
| 86566700 | crystal gasket - plastic gasket for crystal |
| 86566701 | crystal gasket |
| 0Z2900B01 | bezel gasket - dichtung |
| EC0060B01 | pusher - pusher gasket |
| 80624741 | pusher - button |
| 80624744 | pusher - button |
| 4791AB | band - band |
| 4791JB | band - band |
| 4791AB-LK5 | band - link |
| 4791JB-LK5 | band - link |
| 4791AB-BKX | clasp - buckle |
| 4791AB-PB2 | clasp - parts for buckle |
| 4791JB-BKX | clasp - buckle |
| 4791JB-PB2 | clasp - parts for buckle |
| 2AC105S0BEG | others - minute hand |
| 1AC070S0BEG | others - hour hand |
| 1AC070S0BES | others - hour hand |
| 1AC070S0BSS | others - hour hand |
| 2AC105S0BES | others - minute hand |
| 2AC105S0BSS | others - minute hand |
| 3AA110F0ANG | others - second hand |
| 3AA110F0ANS | others - second hand |
| 0351651 | others - winding stem |
| 81351630 | others - button spring |
| 83200273 | others - button spring clip |
| 5M420H40WFY | others - case |
| 5M420H40WFZ | others - case |
| 0866646 | others - holding ring for dial |
| 0878729 | others - date dial |
| 0878730 | others - date dial |
| 5M420H40WFA | others - case |
| 5M420H40WFB | others - case |
| 5M420H40WFX | others - case |
| 81504169 | others - screw (1h) |
| 81504161 | others - decorative bezel fixing screw |
| 5M420H40WF | others - case |
| 82292884 | others - bezel |
| 5M420L80XB13 | others - dial |
| 5M420L80XL14 | others - dial |
| 5M420L80XS13 | others - dial |
| 5M420L88XB13 | others - dial |
| 5M420L88XL14 | others - dial |
| 5M420L88XS13 | others - dial |
| 5M428 | others - machine code |
| 84327144 | others - dial ring |
| 84327146 | others - dial ring |
| 84327147 | others - dial ring |
| A190BS | others - push pin |
| 0Z0060B01 | others - crown and stem gasket |
Caliber 5M42
