The Seiko 5A70-2040 is a watch model based on the 5A70 movement.
Parts List
| 185A02SN01 | crystal - crystal (sapphire) |
| 25M18TX1 | crown - crown |
| 0F160NA1S | case back gasket - case back gasket |
| WI494 | band - band |
| 1CB047YABHS | others - hour hand |
| 2EB067YABHS | others - minute hand |
| 0354881 | others - winding stem |
| EZ0035B0D | others - crown and stem gasket |
| 82833760 | others - case ring |
| 5A7020406EA | others - case |