The Seiko 8243-7040 is a watch model based on the 8243 movement.
Parts List
| 285W10GN00 | crystal |
| 35M68NS1 | crown - crown |
| 35M68NA1 | crown - crown |
| EZ2780N01 | case back gasket - case back gasket |
| 86178520 | crystal gasket - plastic gasket for crystal |
| 86178600 | bezel gasket - plastic gasket for bezel |
| CA071 | band - metal band |
| 12C38CSH | others - hour hand |
| 12C38CSM | others - minute hand |
| 0354825 | others - winding stem |
| 83119360 | others - case ring |
| 0801506 | others - date dial |
| 0884599 | others - holding ring for dial |
| 8243704061 | others - case |
| 8243704084X7 | others - dial |
| 83349149 | others - bezel |
| A190CS | others - push pin |
| DB0060B01 | others - crown and stem gasket |
| 13SC04ES | others - second hand |
Other models with the same movement