The Seiko 2P20-0A10 is a watch model based on the 2P20 movement.
Parts List
| 170N02GN00 | crystal |
| 170N02GN | crystal |
| 170N51JN01 | crystal |
| 30M98NA1 | crown |
| 30M98NS1 | crown - crown |
| 0H1610N01 | case back gasket |
| DZ0041B0 | case back gasket |
| 0H1610N0 | case back gasket |
| BGA05G | band - leather band |
| BGA20G | band - leather band |
| BGA20S | band - leather band |
| BGA22G | band - leather band |
| BGJ05G | band - leather band |
| ZGA01G | band - leather band |
| ZGJ01G | band - leather band |
| BGA42G | band |
| 07Y02FGH | hand - hour hand |
| 07Y02NSH | hand - hour hand |
| 07Y04NSM | hand - minute hand |
| 2P200A1025 | others - case |
| 2P200A102E | others - case |
| 2P200A10XS13 | others - dial |
| 2P200A20XS19 | others - dial |
| 2P200E00XA15 | others - dial |
| 2P200E10XA15 | others - dial |
| 2P209 | others - machine code |
| A110AS | others - push pin |
| 0351236 | others - winding stem |
| 82801360 | others - case ring |
| DZ0041B01 | others - crown and stem gasket |
| 2CE055L0BDG | others - minute hand |
| 05Y10DGM | others - minute hand |
| 07Y04FGM | others - minute hand |
| 05Y10DGH | others - hour hand |
Caliber 2P20
