The Seiko 2E20-7450 is a watch model based on the 2E20 movement.
Parts List
| BA2A75J20A | crystal - crystal |
| BA2A75J20B | crystal - crystal |
| 30M57NA1 | crown - crown |
| 30M81NS4 | crown - crown |
| 0F160BA1S | case back gasket - case back gasket |
| AC004BA11 | case back gasket - crown and stem gasket |
| E092AZ | band - band |
| E092BZ | band - band |
| 2DG042LABDG | others - minute hand |
| 1DG027LABDG | others - hour hand |
| 0351207 | others - winding stem |
| 81190055 | others - bracelet fixing pipe |
| 81607539 | others - bracelet fixing pin |
| 82870270 | others - case ring |
| 2E20745075A | others - case |
| 2E2074507EA | others - case |
| 2E207450 | others - case back |
| 2E203190XA15 | others - dial |
| 2E203200XB15 | others - dial |
Caliber 2E20
