The Seiko 7N42-0DF0 is a watch model based on the 7N42 movement.
Parts List
| SA0AS8JN02 | crystal - crystal (inorganic) |
| 8K50BSSNG1 | crown - crown (3h) |
| 0F320BAAS | case back gasket - case back gasket |
| F2K6KG | band - metal band |
| 1AX080FTBEG | others - hour hand |
| 2BX120FMBEG | others - minute hand |
| 3AA120FMANG | others - second hand |
| 7N420DF0 | others - case back |
| 7N420DF001C | others - case |
| 81180209 | others - bracelet fixing pipe |
| AD006BAD1 | others - crown and stem gasket |
| 0351892 | others - winding stem |
| 82770220 | others - case ring |
| 81607069 | others - bracelet fixing pin |
| 0878587 | others - date dial |
| 7N420FF4XB14 | others - dial |
| 7N423 | others - machine code |
| S200CS | others - push pin |