The Seiko 7A28-7030 is a watch model based on the 7A28 movement.
Parts List
| 315W18GN00 | crystal |
| 45M54NS | crown |
| 45M54NA1 | crown - crown |
| FH3181B01 | case back gasket - case back gasket |
| EG0060B01 | others - button gasket |
Caliber 7A28
Seiko 7A28-7030 Watch Guide