The Seiko 7N42-0BR0 is a watch model based on the 7N42 movement.
Parts List
| 320P20HN02 | crystal - crystal (inorganic) |
| 8K55C6SNG3 | crown - crown (3h) |
| 8K55C6SNW1 | crown - crown (3h) |
| FE328BAD2 | case back gasket - case back gasket |
| 86566880 | crystal gasket - plastic gasket for crystal |
| 86566881 | crystal gasket - plastic gasket for crystal |
| 86566860 | bezel gasket - plastic gasket for bezel |
| 33J9JG | band - band |
| 33J9JG-LK | band - link |
| 33J9JG-BK | clasp - buckle |
| 33J9JG-PB | clasp - parts for buckle |
| 3AX125F3AEG | others - second hand |
| 3AX125F3AES | others - second hand |
| 1AA082LBBES | others - hour hand |
| 2BA120LDBES | others - minute hand |
| 1AA082LBBEG | others - hour hand |
| 2BA120LDBEG | others - minute hand |
| 81190075 | others - bracelet fixing pipe |
| 81607719 | others - bracelet fixing pin |
| AD006BAD1 | others - crown and stem gasket |
| 0351892 | others - winding stem |
| 82736540 | others - case ring |
| 7N420BR001B | others - case |
| 85933069 | others - bezel |
| 7N420BR0 | others - case back |
| 7N420BR002B | others - case |
| 7N420BR003B | others - case |
| 7N420BR004B | others - case |
| 7N420DB8XB13 | others - dial |
| 7N420DB8XL13 | others - dial |
| 7N420DB8XL24 | others - dial |
| 7N420DB8XL33 | others - dial |
| 7N420DB8XS1Z | others - dial |
| 7N423 | others - machine code |
| 84353184 | others - dial ring |
| 84353185 | others - dial ring |
| 84353186 | others - dial ring |
| 84353187 | others - dial ring |
| 84353188 | others - dial ring |
| 7N420BR005B | others - case |
| 0878580 | others - date dial |
| 0878587 | others - date dial |