The Seiko 4N00-5042 is a watch model based on the 4N00 movement.
Parts List
| ET7N17JN | crystal |
| ET7N17JN01 | crystal - crystal (inorganic) |
| 40MX7NK1 | crown |
| 0G1700B01 | case back gasket |
| AC004BA1 | case back gasket |
| 0G1700B0 | case back gasket |
| AC004BA11 | case back gasket - crown and stem gasket |
| ZDJ03G | band - leather band |
| ZDZ01S | band - leather band |
| ZDZ02G | band - leather band |
| 04Y25NGM | hand - minute hand |
| 4N000050XG14 | others - dial |
| 4N000050XS14 | others - dial |
| 4N000050XZ14 | others - dial |
| 4N005042 | others - case back |
| 4N00504225 | others - case |
| 4N0050422E | others - case |
| 4N0061 | others - machine code |
| 82833895 | others - case ring |
| 04Y25NGH | others - hour hand |
| 0351155 | others - winding stem |
| T080AS | others - push pin |