The Seiko 6R20-00E0 is a watch model based on the 6R20 movement.
Parts List
| 330A11HN01 | crystal - crystal (inorganic) |
| 250P03LN02 | crystal - crystal (inorganic) |
| 9K55B7SNG0 | crown - crown (3h) |
| FE328BAD2 | case back gasket - case back gasket |
| DH0100B01 | case back gasket - crown and stem gasket (4h) |
| 86565960 | crystal gasket - plastic gasket for crystal |
| D00F1BC | band - leather band |
| 2FK135ABBAC | hand - minute hand |
| 3BA037ACBAC | hand - small hand (6h) |
| 3BA055ABBAC | hand - small hand (9h) |
| 3BX135F5BAB | hand - second hand |
| 1FK095ABBAC | hand - hour hand |
| 6R2000E0 | others - case back |
| 6R2000E001A | others - case |
| 6R2000G0XS1Z | others - dial |
| 6R2020 | others - machine code |
| 82847839 | others - case ring |
| S200BS | others - push pin |
| 0351200 | others - winding stem |
| 89927159 | others - casing spring |
Caliber 6R20
Other models with the same movement
| 6R20-00A0 |
| 6R20-00B0 |
| 6R20-00C0 |
| 6R20-00F0 |
| 6R20-00G0 |
| 6R20-00H0 |