The Seiko 7N42-0FB0 is a watch model based on the 7N42 movement.
Parts List
| ES0AR6JC0B | crystal - crystal (inorganic) |
| 8K60BYSZN1 | crown - crown (3h) |
| 0F320BAAS | case back gasket - case back gasket |
| 81351369 | band - link fixing pipe (band) |
| 81613889 | band - link fixing pin (band) 2 |
| M05C418M0 | band - metal band |
| M05C8MLK | band - link |
| H0QW14SF06C | clasp - clasp |
| 3AA125F0ANS | others - second hand |
| 1BH085S0BNS | others - hour hand |
| 2BH120S0BNS | others - minute hand |
| 82838840 | others - case ring |
| 0878587 | others - date dial |
| 7N420FB002C | others - case |
| 7N420FB002C-U | others - case back |
| 7N420HW4X923 | others - dial |
| 7N423 | others - machine code |
| 0351892 | others - winding stem |
| AD006BAD1 | others - crown and stem gasket |
| S170CS | others - push pin |
| Z200BS | others - push pin (clasp and band) |
| M05C48MEP | others - endpiece |