The Seiko 7N42-0AT0 is a watch model based on the 7N42 movement.
Parts List
| 270A03JN02 | crystal - crystal |
| 8M40C5SNS0 | crown - crown |
| 8M40C5SNG0 | crown - crown (3h) |
| 0F260BA1S | case back gasket - case back gasket |
| 4JA3BB | band - band |
| 4JA2AB | band - band |
| 4JA3AB | band - leather band |
| 3AA125F1A6S | others - second hand |
| 3AA125F1ANG | others - second hand |
| 1AC080A1BNG | others - hour hand |
| 1AE080L0BNG | others - hour hand |
| 1AE080L0BNS | others - hour hand |
| 2AF115A1BNG | others - minute hand |
| 2AE115L0BNS | others - minute hand |
| 1AC080A1BNS | others - hour hand |
| 2AC115A1BNS | others - minute hand |
| 2AF115A1BNS | others - minute hand |
| 1AF085A1BNG | others - hour hand |
| 1AF085A1BNS | others - hour hand |
| 82738200 | others - case ring |
| 0351892 | others - winding stem |
| AC006BAD1 | others - crown and stem gasket |
| 7N420AT001A | others - case |
| 7N420AT0 | others - case back |
| 7N420AT002A | others - case |
| 7N420AT003A | others - case |
| 0878580 | others - date dial |
| 7N420BN0XS19 | others - dial |
| 7N420BN0XS29 | others - dial |
| 7N420BN0XS39 | others - dial |
| 7N420BN0XS49 | others - dial |
| 7N420BP0XB14 | others - dial |
| 7N420BP0XB23 | others - dial |
| 7N420BP0XG14 | others - dial |
| 7N420BP0XG24 | others - dial |
| 7N420BP0XL13 | others - dial |
| 7N420BP0XS13 | others - dial |
| 7N420BP0XS23 | others - dial |
| 7N420BR0XB13 | others - dial |
| 7N420BR0XB24 | others - dial |
| 7N420BR0XG14 | others - dial |
| 7N420BR0XG24 | others - dial |
| 7N420BR0XL13 | others - dial |
| 7N420BR0XS13 | others - dial |
| 7N420BR0XS23 | others - dial |
| 7N420BR0XS33 | others - dial |
| 7N420BS0XB19 | others - dial |
| 7N420BS0XB29 | others - dial |
| 7N420BS0XG19 | others - dial |
| 7N420BS0XG29 | others - dial |
| 7N420BS0XL19 | others - dial |
| 7N420BS0XS19 | others - dial |
| 7N420BS0XS29 | others - dial |
| 7N423 | others - machine code |
| S170BS | others - push pin |
| 2AE115L0BNG | others - minute hand |
| 2AC115A1BNG | others - minute hand |
| 270A03JN02 | crystal - crystal |
| 8M40C5SNS0 | crown - crown |
| 8M40C5SNG0 | crown - crown (3h) |
| 0F260BA1S | case back gasket - case back gasket |
| 4JA3BB | band - band |
| 4JA2AB | band - band |
| 4JA3AB | band - leather band |
| 3AA125F1A6S | others - second hand |
| 3AA125F1ANG | others - second hand |
| 1AC080A1BNG | others - hour hand |
| 1AE080L0BNG | others - hour hand |
| 1AE080L0BNS | others - hour hand |
| 2AF115A1BNG | others - minute hand |
| 2AE115L0BNS | others - minute hand |
| 1AC080A1BNS | others - hour hand |
| 2AC115A1BNS | others - minute hand |
| 2AF115A1BNS | others - minute hand |
| 1AF085A1BNG | others - hour hand |
| 1AF085A1BNS | others - hour hand |
| 82738200 | others - case ring |
| 0351892 | others - winding stem |
| AC006BAD1 | others - crown and stem gasket |
| 7N420AT001A | others - case |
| 7N420AT0 | others - case back |
| 7N420AT002A | others - case |
| 7N420AT003A | others - case |
| 0878580 | others - date dial |
| 7N420BN0XS19 | others - dial |
| 7N420BN0XS29 | others - dial |
| 7N420BN0XS39 | others - dial |
| 7N420BN0XS49 | others - dial |
| 7N420BP0XB14 | others - dial |
| 7N420BP0XB23 | others - dial |
| 7N420BP0XG14 | others - dial |
| 7N420BP0XG24 | others - dial |
| 7N420BP0XL13 | others - dial |
| 7N420BP0XS13 | others - dial |
| 7N420BP0XS23 | others - dial |
| 7N420BR0XB13 | others - dial |
| 7N420BR0XB24 | others - dial |
| 7N420BR0XG14 | others - dial |
| 7N420BR0XG24 | others - dial |
| 7N420BR0XL13 | others - dial |
| 7N420BR0XS13 | others - dial |
| 7N420BR0XS23 | others - dial |
| 7N420BR0XS33 | others - dial |
| 7N420BS0XB19 | others - dial |
| 7N420BS0XB29 | others - dial |
| 7N420BS0XG19 | others - dial |
| 7N420BS0XG29 | others - dial |
| 7N420BS0XL19 | others - dial |
| 7N420BS0XS19 | others - dial |
| 7N420BS0XS29 | others - dial |
| 7N423 | others - machine code |
| S170BS | others - push pin |
| 2AE115L0BNG | others - minute hand |
| 2AC115A1BNG | others - minute hand |