The Seiko 5A74-5550 is a watch model based on the 5A74 movement.
Parts List
| 27M02EX3 | crown |
| VI282 | band - band |
| 07V14ENH | others - hour hand |
| 07V14ENM | others - minute hand |
| 0354882 | others - winding stem |
| 5A7455501E | others - case |
| 82834585 | others - case ring |
| DZ0041B01 | others - crown and stem gasket |