The Seiko 2P20-5A00 is a watch model based on the 2P20 movement.
Parts List
| BA2N22JN01 | crystal |
| 30M98NA1 | crown |
| 0H1610N01 | case back gasket |
| BFJ10G | band - leather band |
| 0351236 | others - winding stem |
| 2P200A40XG14 | others - dial |
| 2P205A0025 | others - case |
| 2P209 | others - machine code |
| 82733920 | others - case ring |
| A100AS | others - push pin |
| DZ0041B01 | others - crown and stem gasket |
| 2CA052A0BNG | others - minute hand |
| 05Y02NGM | others - minute hand |
| 1CA035A0BNG | others - (24 hour hand) |
| 05Y02NGH | others - hour hand |
Caliber 2P20
