The Seiko 2P20-5D30 is a watch model based on the 2P20 movement.
Parts List
| ESGN28JN01 | crystal |
| 30M98NA1 | crown |
| 30M98NS1 | crown - crown |
| 0H1610N01 | case back gasket |
| N5014G | band - metal band |
| N5014S | band - metal band |
| N5014G-BK3G | clasp - clasp |
| 0351236 | others - winding stem |
| 2P200F40XS13 | others - dial |
| 2P201B80XB14 | others - dial |
| 2P201B80XG14 | others - dial |
| 2P201B90X985 | others - dial |
| 2P201B90X995 | others - dial |
| 2P205D3025 | others - case |
| 2P205D302E | others - case |
| 2P209 | others - machine code |
| 82802280 | others - case ring |
| B080AS | others - push pin |
| 05Y03DGM | others - minute hand |
| 05Y02NSM | others - minute hand |
| DZ0041B01 | others - crown and stem gasket |
| 05Y02NSH | others - hour hand |
| 05Y03DGH | others - hour hand |
Caliber 2P20
