The Seiko 4N20-5670 is a watch model based on the 4N20 movement.
Parts List
| K02A87SN02 | crystal - crystal |
| 30M91NA1 | crown |
| 0F140BA1S | case back gasket - case back gasket |
| XX000 | band - band |
| 1CC030A1BNG | others - hour hand |
| 0351155 | others - winding stem |
| DZ0040B01 | others - crown and stem gasket |
| 4N20567025A | others - case |
| 82844530 | others - case ring |
| 4N205670EAA | others - case |
| 4N205670 | others - case back |
| 4N202080XA14 | others - dial |
| 4N202080XS14 | others - dial |
| 4N2061 | others - machine code |
| 2CC047A1BNG | others - minute hand |