The Seiko 5E31-0AA0 is a watch model based on the 5E31 movement.
Parts List
| 270A32SR01 | crystal - crystal |
| 30MK8NA4 | crown - crown |
| 0F250NA1S | case back gasket |
| WAG7BW | band - band |
| 3AA125F1ANG | others - second hand |
| 2BB105A1BNG | others - minute hand |
| 0351624 | others - winding stem |
| 5E310AA002D | others - case |
| 82812540 | others - case ring |
| 5E310AA003D | others - case |
| 5E310AB0XS14 | others - dial |
| 5E315 | others - machine code |
| S170BS | others - push pin |
| 1BB075A1BNG | others - hour hand |
| EZ0035B01 | others - crown and stem gasket |