The Seiko 4N70-0100 is a watch model based on the 4N70 movement.
Parts List
| 160NA7SK01 | crystal |
| 27M19DX1 | crown |
| 27M19DE1 | crown |
| 0H1600N01 | case back gasket - case back gasket |
| WI220 | others - other band |
| WI221 | others - other band |
| 06Y19JAH | others - hour hand |
| DZ0040B01 | others - crown and stem gasket |
| 06Y19JCH | others - hour hand |
| 06Y19JGM | others - minute hand |
| 06Y19JSM | others - minute hand |