The Seiko 5Y30-7A71 is a watch model based on the 5Y30 movement.
Parts List
| 280WB1JN01 | crystal |
| 280A03JN02 | crystal - crystal (inorganic) |
| 280WB1JN | crystal |
| 280A03JN | crystal |
| 30ME9NN1 | crown |
| 30ME9NS1 | crown |
| 0F230BAA | case back gasket |
| 0F230BAA3 | case back gasket - case back gasket |
| WPJ43K | band - band |
| B1659K | band - metal band |
| WPA35K | band |
| WPJ63K | band |
| B1659K-BK5G | clasp - clasp |
| 11T47AGH | others - hour hand |
| 1BC080A1BAA | others - hour hand |
| 0351671 | others - winding stem |
| 0D005BA13 | others - crown and stem gasket |
| 82732490 | others - case ring |
| 5Y307A71 | others - case back |
| 5Y307A7125 | others - case |
| 5Y307B01XB24 | others - dial |
| A180BS | others - push pin |
| 11T05AFH | others - hour hand |
| 11T03DHM | others - minute hand |
| 2BC110A1BCA | others - minute hand |
| 11T47AGM | others - minute hand |
| 11T05CGM | others - minute hand |
| 11T03DHH | others - hour hand |
| 280WB1JN01 | crystal |
| 280A03JN02 | crystal - crystal (inorganic) |
| 280WB1JN | crystal |
| 280A03JN | crystal |
| 30ME9NN1 | crown |
| 30ME9NS1 | crown |
| 0F230BAA | case back gasket |
| 0F230BAA3 | case back gasket - case back gasket |
| WPJ43K | band - band |
| B1659K | band - metal band |
| WPA35K | band |
| WPJ63K | band |
| B1659K-BK5G | clasp - clasp |
| 11T47AGH | others - hour hand |
| 1BC080A1BAA | others - hour hand |
| 0351671 | others - winding stem |
| 0D005BA13 | others - crown and stem gasket |
| 82732490 | others - case ring |
| 5Y307A71 | others - case back |
| 5Y307A7125 | others - case |
| 5Y307B01XB24 | others - dial |
| A180BS | others - push pin |
| 11T05AFH | others - hour hand |
| 11T03DHM | others - minute hand |
| 2BC110A1BCA | others - minute hand |
| 11T47AGM | others - minute hand |
| 11T05CGM | others - minute hand |
| 11T03DHH | others - hour hand |