The Seiko 4N20-5160 is a watch model based on the 4N20 movement.
Parts List
| ES0A35SN01 | crystal |
| 6M25Z5NNGA | crown |
| 0H1800B01 | case back gasket - case back gasket |
| 81922991 | clasp - clasp |
| 82843190 | others - case ring |
| DZ0040B01 | others - crown and stem gasket |
| 0351155 | others - winding stem |
| 07Y67JCH | others - hour hand |
| 4N200590XG14 | others - dial |
| 4N205160 | others - case back |
| 4N20516025A | others - case |
| 4N2061 | others - machine code |
| 07Y67JGM | others - minute hand |
| 1CC050AABNG | others - hour hand |
| 2CC075AABDG | others - minute hand |