The Seiko H556-5070 is a watch model based on the H556 movement.
Parts List
| SA5W98GM01 | crystal |
| SA5W98GM02 | crystal |
| 40M76NA1 | crown |
| 40M76NS1 | crown |
| FH2980B01 | case back gasket - case back gasket |
| 80613921 | pusher |
| 80613929 | pusher |
| EG0060B01 | others - button gasket |