The Seiko 1E20-0650 is a watch model based on the 1E20 movement.
Parts List
| 110N04JN01 | crystal |
| 110N04JN | crystal |
| 30M98NA1 | crown |
| 0H1000N01 | case back gasket - case back gasket |
| 0H1000N0 | case back gasket |
| B5510C | band |
| B5510C-LKG | band - link |
| B5510D | band - metal band |
| B5510D-LKG | band - link |
| B5510G-LKG | band - link |
| B5510G | band |
| B5510C-BK4G | clasp - clasp |
| B5510G-BK4G | clasp - clasp |
| B5510D-BK4G | clasp - clasp |
| T060AS | others - push pin |
| 04V10DGM | others - minute hand |
| 82723580 | others - case ring |
| 1E200650 | others - case back |
| 1E20065025 | others - case |
| 1E202010XG14 | others - dial |
| 1E202010XS14 | others - dial |
| 1E202020XN14 | others - dial |
| 1E208 | others - machine code |
| 0351931 | others - winding stem |
| 04V10NGH | others - hour hand |
| DZ0041B01 | others - crown and stem gasket |
| 04V20DGM | others - minute hand |
| 1CE030L2BDG | others - hour hand |
| 04V02DGH | others - hour hand |
Caliber 1E20
