The Seiko Y143-8280 is a watch model based on the Y143 movement.
Parts List
| 290W38LN01 | crystal |
| 40M78NF1 | crown - crown |
| 40M78NS1 | crown - crown |
| FH2981B01 | case back gasket - case back gasket |
| 86565320 | crystal gasket - plastic gasket for crystal |
| 86178450 | bezel gasket - plastic gasket for bezel |
| GA91C | band - metal band |
| GA94A | band - metal band |
| 0354866 | others - winding stem |
| A190CS | others - push pin |
| 12C46KKH | others - hour hand |
| 13SC06LA | others - second hand |
| 12C46KKM | others - minute hand |
| 11C54KDM | others - minute hand |
| 0Z0060B01 | others - crown and stem gasket |
| 11C54KFH | others - hour hand |
| 12C46KSM | others - minute hand |
| 12C46KSH | others - hour hand |
| 11C54KFM | others - minute hand |
| 11C54KDH | others - hour hand |
| 12C46KGM | others - minute hand |
| 13SC06LC | others - second hand |
| 12C46KGH | others - hour hand |