The Seiko 2P20-6B20 is a watch model based on the 2P20 movement.
Parts List
| ESKN02SV | crystal |
| ESKN02SV01 | crystal |
| 30MD2NA1 | crown |
| 0H1860N01 | case back gasket - case back gasket |
| 0H1860N0 | case back gasket |
| DZ0041B0 | case back gasket |
| BJA42G | band - leather band |
| BJA43G | band - leather band |
| BJA46G | band - leather band |
| BJJ49G | band - leather band |
| BJJ54G | band - leather band |
| BJJ57G | band - leather band |
| BJJ70G | band - leather band |
| 06Y12AGH | hand - hour hand |
| 06Y12CGM | hand - minute hand |
| 06Y19CGM | hand - minute hand |
| A130AS | others - push pin (for lb) |
| 2P201K40XG14 | others - dial |
| 2P201K50XS19 | others - dial |
| 2P206B2041 | others - case |
| 2P206B2043 | others - case |
| 2P209 | others - machine code |
| 82811840 | others - case ring |
| 0351236 | others - winding stem |
| DZ0041B01 | others - crown and stem gasket |
| 06Y08FBH | others - hour hand |
Caliber 2P20
