The Seiko 5420-0110 is a watch model based on the 5420 movement.
Parts List
| 170N02GN00 | crystal |
| 170N02GN | crystal |
| 35M94NS1 | crown |
| 0G0055B0 | case back gasket |
| 0G0055B01 | case back gasket - crown and stem gasket |
| 0A1400N01 | case back gasket |
| B5039S | band - metal band |
| B5039S-BK3S | clasp - clasp |
| 07R10NSH | hand - hour hand |
| 07R10NSM | hand - minute hand |
| 542001102E | others - case |
| 54200690XS23 | others - dial |
| 54209 | others - machine code |
| 82701840 | others - case ring |
| 0354705 | others - winding stem |
| T060BS | others - push pin |
Caliber 5420
