The Seiko 5420-0160 is a watch model based on the 5420 movement.
Parts List
| 140N16GN00 | crystal |
| 140N16GN | crystal |
| 35N18NA1 | crown |
| 35N18NS1 | crown |
| 0G0055B0 | case back gasket |
| 0A1400N01 | case back gasket |
| 0G0055B01 | case back gasket - crown and stem gasket |
| Z5056G | band - metal band |
| Z5056S | band - metal band |
| Z5056S-BK3S | clasp - clasp |
| Z5056G-BK3G | clasp - clasp |
| 05R08NGH | others - hour hand |
| 0354706 | others - winding stem |
| 54200030XG44 | others - dial |
| 5420016025 | others - case |
| 542001602N | others - case |
| 54201000XN14 | others - dial |
| 54209 | others - machine code |
| 82702120 | others - case ring |
| B080BS | others - push pin |
| 05R14NGH | others - hour hand |
| 05R14NGM | others - minute hand |
| 05R08NGM | others - minute hand |
Caliber 5420
