The Seiko 8N70-6131 is a watch model based on the 8N70 movement.
Parts List
| 270A01SN01 | crystal - crystal (sapphire) |
| 25M45DX4 | crown - crown |
| 25M45DE4 | crown - crown |
| 0H2600N01 | case back gasket - case back gasket |
| VI172 | band - band |
| VI173 | band - band |
| 11T07JSM | others - minute hand |
| 1BA075A1BJG | others - hour hand |
| 1BA075A1BJS | others - hour hand |
| 2BA110A1BHG | others - minute hand |
| 2BA110A1BHS | others - minute hand |
| 0351388 | others - winding stem |
| 82832770 | others - case ring |
| 8N706131 | others - case back |
| 8N70613143A | others - case |
| 8N7061311EA | others - case |
| DZ0040B01 | others - crown and stem gasket |