The Seiko 5Y30-6040 is a watch model based on the 5Y30 movement.
Parts List
| 260N22JM01 | crystal |
| 35MH0NA1 | crown |
| 0G0055B01 | case back gasket - crown and stem gasket |
| 0G0055B0 | case back gasket |
| 0H2395B01 | case back gasket |
| BKA19E | band |
| 0351670 | others - winding stem |
| 82800700 | others - case ring |
| 5Y306040 | others - case back |
| 5Y306040HG | others - case |
| 5Y306100XB14 | others - dial |
| 5Y309 | others - machine code |
| A140BS | others - push pin |
| 11T40ZGM | others - minute hand |
| 11T40ZGH | others - hour hand |