The Seiko 9020-5509 is a watch model based on the 9020 movement.
Parts List
| RE8N18JM01 | crystal |
| 30R22NA1 | crown |
| 30R22NS1 | crown - crown |
| 0H2600N01 | case back gasket - case back gasket |
| BQJ03G | band - leather band |
| KQJ01G | band - leather band |
| WQJ01G | band - leather band |
| 08T10DGH | others - hour hand |
| 0354856 | others - winding stem |
| 82720060 | others - case ring |
| 9020550925 | others - case |
| 90205790XA15 | others - dial |
| 90209 | others - machine code |
| A190BS | others - push pin |
| 08T10DGM | others - minute hand |
Caliber 9020
