The Seiko 4N20-0219 is a watch model based on the 4N20 movement.
Parts List
| 180A02JN02 | crystal - crystal |
| 170N25JN01 | crystal |
| 170A02JN02 | crystal - crystal |
| 30M57NA1 | crown - crown |
| 0F140BAA | case back gasket |
| 0F140BAA3 | case back gasket - case back gasket |
| AC004BA11 | case back gasket - crown and stem gasket |
| G5154G-LKG | band - link |
| G5154G | band |
| G5154G-BK4G | clasp - clasp |
| 05Y17DGH | others - hour hand |
| 05Y17DGM | others - minute hand |
| 0351155 | others - winding stem |
| T070BS | others - push pin |
| 82840910 | others - case ring |
| 4N200219 | others - case back |
| 4N20021975 | others - case |
| 4N200400XS14 | others - dial |
| 4N2061 | others - machine code |