The Seiko 5E31-6B70 is a watch model based on the 5E31 movement.
Parts List
| 255W18SK01 | crystal - crystal |
| 30M52NA3 | crown |
| 0A2400B01 | case back gasket |
| AK44D | band - band |
| 3AA125F0ANG | others - second hand |
| 1BB075L2BCA | others - hour hand |
| 2BB110L2BCA | others - minute hand |
| 82814640 | others - case ring |
| 0351624 | others - winding stem |
| 5E316B7075 | others - case |
| 5E316B70 | others - case back |
| 5E315 | others - machine code |
| 5E316B60XG14 | others - dial |
| 87020283 | others - back plate |
| A170AS | others - push pin |
| EZ0035B01 | others - crown and stem gasket |