The Seiko 2P20-5030 is a watch model based on the 2P20 movement.
Parts List
| ESZN05JN01 | crystal |
| ESZN05JN | crystal |
| 30N63NA1 | crown - crown |
| 30ND3NA1 | crown - crown |
| 0G1820B0 | case back gasket |
| DZ0040B0 | case back gasket |
| 0G1820B01 | case back gasket |
| ZGA15G | band - leather band |
| ZGJ05C | band - leather band |
| ZGZ03G | band - leather band |
| ZGZ04G | band - leather band |
| 06Y19CGH | hand - hour hand |
| 06Y19CGM | hand - minute hand |
| 1CE047LABDG | others - hour hand |
| 2CE070LABDG | others - minute hand |
| 06Y13DGH | others - hour hand |
| 06Y13DGM | others - minute hand |
| 2P200050XS14 | others - dial |
| 2P200070XN14 | others - dial |
| 2P200250XN19 | others - dial |
| 2P20503025 | others - case |
| 2P2050302H | others - case |
| 82731550 | others - case ring |
| A110AS | others - push pin |
| DZ0040B01 | others - crown and stem gasket |
| 07Y11DGM | others - minute hand |
| 07Y11DGH | others - hour hand |
Caliber 2P20
