The Seiko 2P20-0339 is a watch model based on the 2P20 movement.
Parts List
| 140N57JN01 | crystal |
| 140A01JN | crystal |
| 140N57JN | crystal |
| 30N63NA1 | crown - crown |
| 30ND3NA1 | crown - crown |
| AC004BA1 | case back gasket |
| 0G1550B0 | case back gasket |
| 0G1550B01 | case back gasket |
| AC004BA11 | case back gasket - crown and stem gasket |
| B5436G | band |
| B5436G-BK3G | clasp - clasp |
| 82810070 | others - case ring |
| B080AS | others - push pin |
| 2P200330 | others - case back |
| 2P20033925 | others - case |
| 2P201370XB14 | others - dial |
| 2P201650XG14 | others - dial |
| 05Y01DGH | others - hour hand |
| 05Y01DGM | others - minute hand |
Caliber 2P20
