The Seiko 7N42-0DX0 is a watch model based on the 7N42 movement.
Parts List
| RE1AR2JN02 | crystal - crystal (inorganic) |
| 8K45ATSNW1 | crown - crown (3h) |
| 8K45ATSNG1 | crown - crown (3h) |
| 0F340BAD2 | case back gasket - case back gasket |
| 4A541JL | band - leather band |
| 4A241JM | band - metal band |
| 4A241JM-LK | band - link |
| 4A542KL | band - leather band |
| 4A542KL-BK | clasp - clasp |
| 4A542KL-PB | clasp - parts for buckle/clasp |
| 4A241JM-PB | clasp - parts for buckle/clasp |
| 4A241JM-BK | clasp - clasp |
| 4A541JL-BK | clasp - clasp |
| 4A541JL-PB | clasp - parts for buckle/clasp |
| 1AE080LABNN | hand - hour hand |
| 1AE080LABNS | hand - hour hand |
| 1AH085A0BAB | hand - hour hand |
| 1AH085A0BNS | hand - hour hand |
| 2AE120LBBN1 | hand - minute hand |
| 2AE120LBBNN | hand - minute hand |
| 2BH120A2BAB | hand - minute hand |
| 2BH120A2BNG | hand - minute hand |
| 2BH120A2BNS | hand - minute hand |
| 3AA125F6ANG | others - hand |
| AD006BAD1 | others - crown and stem gasket |
| 0351892 | others - winding stem |
| 0878580 | others - date dial |
| 0878587 | others - date dial |
| 82770320 | others - case ring |
| S240CS | others - push pin |
| 7N420DX0 | others - case back |
| 7N420DX001B | others - case |
| 7N420DX002B | others - case |
| 7N420GH8XB13 | others - dial |
| 7N420GH8XS13 | others - dial |
| 7N420GM8X913 | others - dial |
| 7N420GM8X924 | others - dial |
| 7N420GM8XS13 | others - dial |
| 7N423 | others - machine code |
| 3AA125F6ANS | others - second hand |
| 1AH085A0BNG | others - hour hand |