The Seiko 5P31-6240 is a watch model based on the 5P31 movement.
Parts List
| 275W53SV01 | crystal |
| 38E01NA2 | crown - crown |
| 0F260BAA1 | case back gasket - case back gasket |
| 0G310BA11 | case back gasket - rotating bezel gasket |
| 86581975 | crystal gasket |
| AD006BAA1 | pusher - button gasket |
| YB26A | band - metal band |
| 11S65BGH | others - hour hand |
| 0351105 | others - winding stem |
| 81180249 | others - bracelet fixing pipe |
| 81601389 | others - bracelet fixing pin |
| 82732490 | others - case ring |
| 5P3162 | others - machine code |
| 5P316240 | others - case back |
| 5P316240ZR | others - case |
| 5P316240ZS | others - case |
| 5P31630LXB14 | others - dial |
| 5P31630LXS14 | others - dial |
| 86012775 | others - rotating bezel |
| 86012779 | others - rotating bezel |
| 89953899 | others - click ball |
| 11S65BGM | others - minute hand |
| 11SC61PF | others - second hand |
| 3AX110F3AKA | others - second hand |