The Seiko 4N20-0930 is a watch model based on the 4N20 movement.
Parts List
| 160A02JN02 | crystal - crystal (inorganic) |
| 6M30A3NNG1 | crown - crown |
| 0G1500B01 | case back gasket - case back gasket |
| XX000 | band - band |
| DZ0040B01 | others - crown and stem gasket |
| 0351155 | others - winding stem |
| 82833415 | others - case ring |
| 4N20093025A | others - case |
| 4N200930 | others - case back |
| 4N201070XS14 | others - dial |
| 4N2061 | others - machine code |
| 81116579 | others - pipe |
| 1CA045A1BNG | others - hour hand |
| 2CA065A1BDG | others - minute hand |