The Seiko Y143-8050 is a watch model based on the Y143 movement.
Parts List
| 310T18ANS0 | crystal - crystal |
| 310T40ANG0 | crystal |
| 310T18ANG0 | crystal |
| 35MP0NC1 | crown |
| 35MP0NF1 | crown |
| 86173340 | case back gasket - plastic gasket for crystal |
| 004LD | band - leather band |
| 047LF | band - leather band |
| 011MD | band - metal band |
| A180BS | others - push pin |
| 0354866 | others - winding stem |
| 0Z0060B01 | others - crown and stem gasket |