The Seiko 2E20-7579 is a watch model based on the 2E20 movement.
Parts List
| RE5A25J20A | crystal - crystal |
| 6M35B7SNW0 | crown - crown |
| 0F140BAA1 | case back gasket |
| 0F140BAAS | case back gasket - case back gasket |
| 4710JZ | band - band |
| 4H39ZZ | band - leather band |
| 4710JZ-LK2 | band - link |
| 4H39ZZ-BKM | clasp - buckle |
| 4H39ZZ-PB1 | clasp - parts for buckle |
| 4710JZ-BKF | clasp - buckle |
| 1DE027LABDS | others - hour hand |
| 2DE040LABDS | others - minute hand |
| 82839290 | others - case ring |
| 0351207 | others - winding stem |
| DZ0040B01 | others - crown and stem gasket |
| 2E20757979A | others - case |
| 2E207579 | others - case back |
| 2E203361XS13 | others - dial |
| A170BS | others - push pin |
Caliber 2E20
