The Seiko 4206-0850 is a watch model based on the 4206 movement.
Parts List
| 220P03LN03 | crystal |
| 9K50A1SNW0 | crown - crown |
| FE228BAD2 | case back gasket - case back gasket |
| 86581360 | crystal gasket - plastic gasket for crystal |
| 86581361 | crystal gasket - plastic gasket for crystal |
| 49P7JB | band - band |
| 1AE060LBBSS | others - hour hand |
| 2AE090LABSS | others - minute hand |
| 3AA120FMAA4 | others - second hand |
| 3AA120FMAAR | others - second hand |
| 3AA120FMAAX | others - second hand |
| 3AA120FMAAZ | others - hand |
| A120BS | others - push pin (for lb) |
| 0801275 | others - date dial |
| 0884437 | others - holding ring for dial |
| 42063274XB13 | others - dial |
| 42063274XS13 | others - dial |
| 42063284XS13 | others - dial |
| 42063284XS23 | others - dial |
| 420654 | others - machine code |
| 82836010 | others - case ring |
| 4206085001D | others - case |
| 4206085002D | others - case |
| 4206085003D | others - case |
| 4206085004D | others - case |
| 0351420 | others - winding stem |
| DE010BAA1 | others - crown and stem gasket |
Caliber 4206
