The Seiko 2P20-0E40 is a watch model based on the 2P20 movement.
Parts List
| 185W10SN01 | crystal - crystal |
| 30MF0NE1 | crown - crown |
| 0A1700N01 | case back gasket - case back gasket |
| 81604425 | band - bracelet fixing pin |
| MK53C | band - leather band |
| 82802800 | others - case ring |
| 0351236 | others - winding stem |
| 07Y30DGM | others - minute hand |
| 2P029 | others - machine code |
| 2P200E4093 | others - case |
| 2P201J70XS14 | others - dial |
| 81503085 | others - screw |
| 07Y30NGH | others - hour hand |
| EZ0035B01 | others - crown and stem gasket |
Caliber 2P20
