The Seiko 8M25-8040 is a watch model based on the 8M25 movement.
Parts List
| 290A03JN02 | crystal - crystal |
| 40M1BNA4 | crown |
| 0F260BAA3 | case back gasket - case back gasket |
| DB0055B01 | case back gasket - crown and stem gasket |
| 0H2600B01 | case back gasket - case back gasket |
| 80630571 | pusher |
| BPA99G | band |
| 11R11AGM | others - minute hand |
| 0351148 | others - winding stem |
| EG0060B01 | others - button gasket |
| 83200273 | others - button spring clip |
| 82310351 | others - bezel |
| 82850370 | others - case ring |
| 8M2560 | others - machine code |
| 8M258040 | others - case back |
| 8M258040RH | others - case |
| 8M258080XS19 | others - dial |
| 8M258090XS19 | others - dial |
| A180BS | others - push pin |
| 05SR01NG | others - second hand |
| 11R11AGH | others - hour hand |
| 290A03JN02 | crystal - crystal |
| 40M1BNA4 | crown |
| 0F260BAA3 | case back gasket - case back gasket |
| DB0055B01 | case back gasket - crown and stem gasket |
| 0H2600B01 | case back gasket - case back gasket |
| 80630571 | pusher |
| BPA99G | band |
| 11R11AGM | others - minute hand |
| 0351148 | others - winding stem |
| EG0060B01 | others - button gasket |
| 83200273 | others - button spring clip |
| 82310351 | others - bezel |
| 82850370 | others - case ring |
| 8M2560 | others - machine code |
| 8M258040 | others - case back |
| 8M258040RH | others - case |
| 8M258080XS19 | others - dial |
| 8M258090XS19 | others - dial |
| A180BS | others - push pin |
| 05SR01NG | others - second hand |
| 11R11AGH | others - hour hand |