The Seiko 4206-0509 is a watch model based on the 4206 movement.
Parts List
| 180P02LN03 | crystal - crystal |
| 40MC5NN1 | crown - crown (3h) |
| FH2030B04 | case back gasket |
| DB0055B0 | case back gasket |
| DB0055B01 | case back gasket - crown and stem gasket |
| 86591230 | crystal gasket - plastic gasket for crystal |
| E50167 | band - band |
| 2AA075LJBKF | others - minute hand |
| 1AA047LABKF | others - hour hand |
| 3BA075F1BNG | others - second hand |
| 0351420 | others - winding stem |
| 83137810 | others - case ring |
| 4206050975A | others - case |
| 0801274 | others - date dial |
| 0884422 | others - holding ring for dial |
| 4206188XXG14 | others - dial |
| 420655 | others - machine code |
| A130BS | others - push pin |
Caliber 4206
