The Seiko 2F50-5909 is a watch model based on the 2F50 movement.
Parts List
| BA2W79SV | crystal |
| BA2W79SV01 | crystal |
| 25M15NG1 | crown |
| 0F160BAA5 | case back gasket - case back gasket |
| 0Z0034B01 | case back gasket - crown and stem gasket |
| 0F160BAA | case back gasket |
| 86581030 | crystal gasket - plastic gasket for crystal |
| WJA21G | band - leather band |
| WJA21G-LB | band - leather without buckle |
| WJA21G-BK7G | clasp - clasp |
| 05M07DHM | hand - minute hand |
| A130AS | others - push pin (for lb) |
| 2F500970XN14 | others - dial |
| 2F505909 | others - case back |
| 2F505909XJ | others - case |
| 81504835 | others - screw |
| 81833111 | others - case bow |
| 82802350 | others - case ring |
| 05M07DHH | others - hour hand |
Caliber 2F50
