The Seiko 1E20-0160 is a watch model based on the 1E20 movement.
Parts List
| 240N02GN00 | crystal |
| 30M54NA1 | crown |
| 0H2395N01 | case back gasket |
| NL07A | band - band |
| BMA08G | band - leather band |
| BMJ10G | band - leather band |
| WMA08C | band - leather band |
| WMJ07G | band - leather band |
| WMJ08G | band - leather band |
| 04V04AGH | others - hour hand |
| 04V04CGM | others - minute hand |
| 0351931 | others - winding stem |
| 1E2001602L | others - case |
| 82730800 | others - case ring |
| 1E20016025 | others - case |
| 1E200570X999 | others - dial |
| 1E201030X999 | others - dial |
| 1E201030XG19 | others - dial |
| 1E208 | others - machine code |
| A160AS | others - push pin |
| 0354930 | others - winding stem |
| DZ0041B01 | others - crown and stem gasket |
| 04V04DGM | others - minute hand |
| 04V04NGH | others - hour hand |
Caliber 1E20
