The Seiko 4N01-0620 is a watch model based on the 4N01 movement.
Parts List
| 190A02JN02 | crystal - crystal (inorganic) |
| 6M30C7SNW0 | crown - crown |
| 6M30C7NMG2 | crown - crown |
| 0F160BA1S | case back gasket - case back gasket |
| 44X8JM-LK4 | band - link |
| 44X8KM-LK5 | band - link |
| 44X8LM-LK5 | band - link |
| 44X8LM | band - band |
| 44X8KM | band - band |
| 44X8JM | band - band |
| 44X8KM-BKL | clasp - buckle |
| 44X8KM-PB1 | clasp - parts for buckle |
| 44X8JM-BKF | clasp - buckle |
| 44X8JM-PB1 | clasp - parts for buckle |
| 44X8LM-BKF | clasp - buckle |
| 44X8LM-PB1 | clasp - parts for buckle |
| 3BX085F1BAL | others - second hand |
| 3BX085F1BNG | others - second hand |
| 3BX085F1BNS | others - second hand |
| 2BH075A1BAL | others - minute hand |
| 2BB072A3BNG | others - minute hand |
| 2BH075A1BAA | others - minute hand |
| 2BB072A3BNS | others - minute hand |
| 1BH050A1BAL | others - hour hand |
| 1BB050A3BNG | others - hour hand |
| 1BH050A1BAA | others - hour hand |
| 1BB050A3BNS | others - hour hand |
| 81606439 | others - bracelet fixing pin |
| 81190875 | others - bracelet fixing pipe |
| 81190155 | others - bracelet fixing pipe |
| 81607639 | others - bracelet fixing pin |
| 4N01062075A | others - case |
| 82837670 | others - case ring |
| 4N010620 | others - case back |
| 4N0106207HA | others - case |
| 4N01062079A | others - case |
| DZ0040B01 | others - crown and stem gasket |
| 0351155 | others - winding stem |
| 4N011251XS13 | others - dial |
| 4N011251XS14 | others - dial |
| 4N011261XS14 | others - dial |
| 4N011261XS24 | others - dial |
| 4N0161 | others - machine code |