The Seiko 4J42-0010 is a watch model based on the 4J42 movement.
Parts List
| 200A29S20A | crystal - crystal |
| 6K30Z5SNGA | crown - crown |
| 6K30Z5SNSA | crown - crown |
| 0F180BAD2 | case back gasket - case back gasket |
| D1G3CQ-LK00 | band - link |
| D1G3AQ | band - band |
| D1G3CQ | band - band |
| 1BE055LABDG | others - hour hand |
| 1BE055LABDS | others - hour hand |
| 2BE080LABDG | others - minute hand |
| 2BE080LABDS | others - minute hand |
| 3DA080ACA7S | others - second hand |
| 3DA080ACADG | others - second hand |
| 81606439 | others - bracelet fixing pin |
| 81190075 | others - bracelet fixing pipe |
| 4J42001061A | others - case |
| 82845330 | others - case ring |
| 4J420010 | others - case back |
| 4J4200106YA | others - case |
| 0878240 | others - date dial |
| 4J420010XG13 | others - dial |
| 4J420010XG14 | others - dial |
| 4J421 | others - machine code |
| AC004BAD1 | others - crown and stem gasket |
| 0351405 | others - winding stem |