The Seiko 5Y30-5D70 is a watch model based on the 5Y30 movement.
Parts List
| SAJN17JM01 | crystal |
| SAJN17JM | crystal |
| 35NN3NN1 | crown |
| 0H2700B01 | case back gasket - case back gasket |
| 0H2700B0 | case back gasket |
| DZ0065B01 | case back gasket - button gasket |
| Z1499D | band |
| 0351671 | others - winding stem |
| 09T05DGM | others - minute hand |
| 09T05DGH | others - hour hand |