The Seiko 7N42-0CR0 is a watch model based on the 7N42 movement.
Parts List
| 320A02SN02 | crystal - crystal (sapphire) |
| 8K50J0SNW1 | crown - crown (3h) |
| 8K50J0SNG2 | crown - crown |
| 0F290BAD2 | case back gasket - case back gasket |
| 34L8LZ | band - band |
| 4KM2JZ | band - band |
| 4KM4JZ | band - band |
| 34L8JZ | band - band |
| 4KM3JZ | band - band |
| 34L8JZ-LK | band - link |
| 34L8LZ-LK | band - link |
| 34L8JZ-BK | clasp - buckle |
| 34L8JZ-PB | clasp - parts for buckle |
| 34L8LZ-BK | clasp - buckle |
| 34L8LZ-PB | clasp - parts for buckle |
| 1BG080L4BDS | others - hour hand |
| 2BG120L4BDS | others - minute hand |
| 2BA120AZBNG | others - minute hand |
| 1AA080AZBNG | others - hour hand |
| 1AA080AZBNS | others - hour hand |
| 3AA125F6ANG | others - hand |
| 2BA120AZBNS | others - minute hand |
| 7N420CR002B | others - case |
| 0878580 | others - date dial |
| 0878587 | others - date dial |
| 7N420EP8XB13 | others - dial |
| 7N420EP8XS13 | others - dial |
| 7N420EP8XS24 | others - dial |
| 7N420ER0XS13 | others - dial |
| 7N420ER0XZ13 | others - dial |
| 7N420ER8XB13 | others - dial |
| 7N420ER8XS13 | others - dial |
| 7N420ER8XZ13 | others - dial |
| 7N423 | others - machine code |
| S200BS | others - push pin |
| AD006BAD1 | others - crown and stem gasket |
| 7N420CR001B | others - case |
| 82845500 | others - case ring |
| 7N420CR0 | others - case back |
| 7N420CR002A | others - case |
| 0351892 | others - winding stem |
| 3AA125F6ANS | others - second hand |