The Seiko 8N70-5042 is a watch model based on the 8N70 movement.
Parts List
| SA0A55SN01 | crystal |
| 25M45DX4 | crown - crown |
| 0H2600N01 | case back gasket - case back gasket |
| VI217 | others - other band |
| DZ0040B01 | others - crown and stem gasket |
| 1BA070A1BJS | others - hour hand |
| 2BA100A1BHS | others - minute hand |