The Seiko 5P31-6210 is a watch model based on the 5P31 movement.
Parts List
| 260P02HN03 | crystal - crystal |
| 260W17HN00 | crystal |
| 35M77N01 | crown |
| 0F220BAA3 | case back gasket - case back gasket |
| 86570350 | crystal gasket - plastic gasket for crystal |
| AK30C | band - band |
| 11SC41T1 | others - second hand |
| 3AA125F1ANG | others - second hand |
| 10T45AGM | others - minute hand |
| 2BC105A1BAA | others - minute hand |
| EB0055B01 | others - crown and stem gasket |
| 82732470 | others - case ring |
| 5P3161 | others - machine code |
| 5P316210RC | others - case |
| 5P316270XS29 | others - dial |
| A160BS | others - push pin |
| 0351671 | others - winding stem |
| 10T45AGH | others - hour hand |
| 1BC075A1BAA | others - hour hand |