The Seiko Y481-2540 is a watch model based on the Y481 movement.
Parts List
| 180P01LN03 | crystal - crystal (inorganic) |
| 180W61LN01 | crystal |
| 35M37NN1 | crown - crown |
| FE198BA11 | case back gasket - case back gasket |
| DB0055B01 | case back gasket - crown and stem gasket |
| 86566850 | crystal gasket - plastic gasket for crystal |
| 86170190 | bezel gasket - plastic gasket for bezel |
| 522MT | band - band |
| 524MT | band - band |
| 3BA075F1BNG | others - second hand |
| 1AA042A1BNG | others - hour hand |
| 07SC25NG | others - second hand |
| 2AA065A1BNG | others - minute hand |
| 08P61NGM | others - minute hand |
| 0351112 | others - winding stem |
| Y48125407SA | others - case |
| 82335731 | others - bezel |
| 83120810 | others - case ring |
| Y48125407TA | others - case |
| T060BS | others - push pin |
| 1AA050A1BNG | others - hour hand |
| 2AA075A1BNG | others - minute hand |
| 08SC41NG | others - second hand |
| 07P27NGM | others - minute hand |
| 07P27NGH | others - hour hand |
| 08P61NGH | others - hour hand |