The Seiko 5Y30-5K7H is a watch model based on the 5Y30 movement.
Parts List
| BA0A09H20B | crystal |
| BA0A09H2 | crystal |
| 30N77NA1 | crown |
| 0H2600B01 | case back gasket - case back gasket |
| 0H2600B0 | case back gasket |
| DZ0065B01 | case back gasket - button gasket |
| L1003G | band |
| L1003G-LKG | band - link |
| L1003G-BK7S | clasp - buckle |
| L1003G-PB1 | clasp - parts for buckle |
| 1BA055A1BAA | others - hour hand |
| 2BA080A1BAA | others - minute hand |
| 0351671 | others - winding stem |
| 5Y305K7H | others - case back |
| 5Y305K7H26 | others - case |
| 5Y305L00XS19 | others - dial |
| 5Y309 | others - machine code |
| 82843130 | others - case ring |
| A190AS | others - push pin |
| L1003G-EP1 | others - endpiece |