The Seiko 7N42-7040 is a watch model based on the 7N42 movement.
Parts List
| 280P01LN03 | crystal - crystal (inorganic) |
| 8M35A0NNG2 | crown - crown |
| 8M35A0BNG1 | crown - crown |
| 8M35A0SNW1 | crown - crown |
| 0F240BAA3 | case back gasket - case back gasket |
| 86582435 | crystal gasket |
| 86170500 | bezel gasket - plastic gasket for bezel |
| G1535S | band |
| G1535C-LKG | band - link |
| G1535G-LKG | band - link |
| G1535S-LKS | band - link |
| G1535G | band |
| G1535C | band |
| G1535S-PB1 | clasp - parts for buckle/clasp |
| G1535G-PB1 | clasp - parts for buckle/clasp |
| G1535S-BK1S | clasp - clasp |
| G1535C-BK1S | clasp - clasp |
| G1535C-PB1 | clasp - parts for buckle/clasp |
| G1535G-BK1G | clasp - clasp |
| 1AE075LABDG | others - hour hand |
| 2AE110LABDG | others - minute hand |
| 3AA125F3ANS | others - second hand |
| 3AA125F3ANG | others - second hand |
| 2AC120A1BAF | others - minute hand |
| 0351892 | others - winding stem |
| 82850970 | others - case ring |
| 0878580 | others - date dial |
| 0878588 | others - date dial |
| 0878589 | others - date dial |
| 7N423 | others - machine code |
| 7N427040 | others - case back |
| 7N42704061 | others - case |
| 7N42704075 | others - case |
| 7N42704098 | others - case |
| 7N427041 | others - case back |
| 7N42709LXG14 | others - dial |
| 7N42709LXS13 | others - dial |
| 7N42709LXS14 | others - dial |
| 7N427100XB14 | others - dial |
| 7N427110XS19 | others - dial |
| 82353711 | others - bezel |
| 82353719 | others - bezel |
| A180BS | others - push pin |
| G1535G-EPG | others - endpiece |
| G1535C-EPG | others - endpiece |
| AD006BA12 | others - crown gasket |
| 2AB115LEBBG | others - minute hand |
| 2AB115LEBBS | others - minute hand |
| 1AB080LDBBS | others - hour hand |
| 1AB080LDBBG | others - hour hand |
| 1AC080A1BAJ | others - hour hand |