The Seiko 4N20-1110 is a watch model based on the 4N20 movement.
Parts List
| 180A23JN02 | crystal - crystal |
| 30M81DA5 | crown - crown |
| 30M81NK1 | crown - crown |
| 0F150BA1S | case back gasket - case back gasket |
| AC004BA11 | case back gasket - crown and stem gasket |
| XX000 | band - band |
| 2CC060A1BNS | others - minute hand |
| 1CC040A1BNG | others - hour hand |
| 1CC042A1BNS | others - hour hand |
| 81190875 | others - bracelet fixing pipe |
| 81606679 | others - bracelet fixing pin |
| 81190155 | others - bracelet fixing pipe |
| 4N20111075A | others - case |
| 82842430 | others - case ring |
| 4N2011107EA | others - case |
| 4N201960XZ15 | others - dial |
| 4N201970XB15 | others - dial |
| 4N2061 | others - machine code |