The Seiko 2P20-5940 is a watch model based on the 2P20 movement.
Parts List
| ESCW05HM01 | crystal |
| 32M29NA1 | crown |
| 0Z0034B01 | case back gasket - crown and stem gasket |
| 0F145BAA7 | case back gasket |
| M5045G | band - metal band |
| M5045G-BK3G | clasp - clasp |
| 2CG052L0BDG | others - minute hand |
| 2P201690XR14 | others - dial |
| 2P205940 | others - case back |
| 2P20594075 | others - case |
| 82812730 | others - case ring |
| B090AS | others - push pin |
| 1CG035LABDG | others - hour hand |
| 05Y11DGM | others - minute hand |
| 04Y01DGH | others - hour hand |
Caliber 2P20
