The Seiko 1E20-5950 is a watch model based on the 1E20 movement.
Parts List
| K03N12JM01 | crystal - crystal |
| 30M98NA1 | crown |
| 0H1500N01 | case back gasket - case back gasket |
| HL51A | band - band |
| HL50A | band - band |
| HL52A | band - band |
| 06V02D1H | others - hour hand |
| 06V12DGM | others - minute hand |
| 1E201650XN14 | others - dial |
| 1E201650XN24 | others - dial |
| 1E201650XS14 | others - dial |
| 1E208 | others - machine code |
| A160AS | others - push pin |
| 1E20595025 | others - case |
| 82804440 | others - case ring |
| 1E205950 | others - case back |
| 1E2059502N | others - case |
| 0351931 | others - winding stem |
| DZ0041B01 | others - crown and stem gasket |
| K03N12JM01 | crystal - crystal |
| 30M98NA1 | crown |
| 0H1500N01 | case back gasket - case back gasket |
| HL51A | band - band |
| HL50A | band - band |
| HL52A | band - band |
| 06V02D1H | others - hour hand |
| 06V12DGM | others - minute hand |
| 1E201650XN14 | others - dial |
| 1E201650XN24 | others - dial |
| 1E201650XS14 | others - dial |
| 1E208 | others - machine code |
| A160AS | others - push pin |
| 1E20595025 | others - case |
| 82804440 | others - case ring |
| 1E205950 | others - case back |
| 1E2059502N | others - case |
| 0351931 | others - winding stem |
| DZ0041B01 | others - crown and stem gasket |
Caliber 1E20
