The Seiko H557-539A is a watch model based on the H557 movement.
Parts List
| SA4W66GM01 | crystal |
| 40M76NA1 | crown |
| DB0060B01 | others - crown and stem gasket |
| EG0060B01 | others - button gasket |
| SA4W66GM01 | crystal |
| 40M76NA1 | crown |
| DB0060B01 | others - crown and stem gasket |
| EG0060B01 | others - button gasket |