The Seiko 2P20-5690 is a watch model based on the 2P20 movement.
Parts List
| ET2N31JN01 | crystal |
| ET2N31JN | crystal |
| 30NA9NA1 | crown |
| 0F130NA1 | case back gasket |
| 0F130NA11 | case back gasket |
| DA007BA1 | case back gasket |
| Q5022E-LKG | band - link |
| Q5022C | band - metal band |
| Q5022C-LKG | band - link |
| Q5022D | band - metal band |
| Q5022D-LKG | band - link |
| Q5022E | band - metal band |
| Q5022E-BK4G | clasp - clasp |
| Q5022D-BK4G | clasp - clasp |
| Q5022C-BK4G | clasp - clasp |
| 1CG040LABDG | hand - hour hand |
| 2CG060LABDG | hand - minute hand |
| 2P201290XG14 | others - dial |
| 2P201290XG24 | others - dial |
| 2P201290XS14 | others - dial |
| 2P205690 | others - case back |
| 2P20569025 | others - case |
| 2P2056902E | others - case |
| 2P205690HE | others - case |
| 82810710 | others - case ring |
| DA007BA11 | others - crown and stem gasket |
| 06Y01DGH | others - hour hand |
| 81606439 | others - bracelet fixing pin |
| 81182699 | others - bracelet fixing pipe |
| 81609399 | others - bracelet fixing pin |
| Q5022C-EPG | others - endpiece |
| Q5022D-EPG | others - endpiece |
| Q5022E-EPG | others - endpiece |
| 06Y01DGM | others - minute hand |
Caliber 2P20
