The Seiko 2P20-5C30 is a watch model based on the 2P20 movement.
Parts List
| RE1N80GN00 | crystal |
| RE1N80GN | crystal |
| 30M98NA1 | crown |
| 0H1860N01 | case back gasket - case back gasket |
| 0H1860N0 | case back gasket |
| DZ0041B0 | case back gasket |
| Z5176G | band - metal band |
| Z5176G-BK5G | clasp - clasp |
| 82800960 | others - case ring |
| 2P200E30XB14 | others - dial |
| 2P200E30XG14 | others - dial |
| 2P205C3025 | others - case |
| 2P209 | others - machine code |
| A120AS | others - push pin |
| 0351236 | others - winding stem |
| DZ0041B01 | others - crown and stem gasket |
| 05Y18NGM | others - minute hand |
| 05Y18NGH | others - hour hand |
Caliber 2P20
