The Seiko 4N70-0040 is a watch model based on the 4N70 movement.
Parts List
| 160NA5SK01 | crystal |
| 25N49DX5 | crown - crown |
| 25N49DX5C | crown |
| 0D160NAA1 | case back gasket |
| HB53A | band - metal band |
| 81181459 | others - bracelet fixing pipe |
| 81607199 | others - bracelet fixing pin |
| 81505835 | others - case back screw |
| 06Y17JSM | others - minute hand |
| DZ0040B01 | others - crown and stem gasket |
| 06Y59JAH | others - hour hand |
| 160NA5SK01 | crystal |
| 25N49DX5 | crown - crown |
| 25N49DX5C | crown |
| 0D160NAA1 | case back gasket |
| HB53A | band - metal band |
| 81181459 | others - bracelet fixing pipe |
| 81607199 | others - bracelet fixing pin |
| 81505835 | others - case back screw |
| 06Y17JSM | others - minute hand |
| DZ0040B01 | others - crown and stem gasket |
| 06Y59JAH | others - hour hand |