The Seiko 5Y31-5369 is a watch model based on the 5Y31 movement.
Parts List
| SA9N48GN00 | crystal |
| SA9N48GN | crystal |
| 30MA6NA1 | crown - crown |
| 0G0055B0 | case back gasket |
| 0G0055B01 | case back gasket - crown and stem gasket |
| 0H2600B01 | case back gasket - case back gasket |
| WRJ01G | band |
| 08T14NGM | others - minute hand |
| 08T02NGH | others - hour hand |
| 0351670 | others - winding stem |
| 5Y315369 | others - case back |
| 5Y31536925 | others - case |
| 5Y315708XG14 | others - dial |
| 5Y319 | others - machine code |
| 82800200 | others - case ring |
| A200BS | others - push pin |
| 09SC12NA | others - second hand |