The Seiko Y143-5A90 is a watch model based on the Y143 movement.
Parts List
| ES9W33LN00 | crystal - crystal |
| 35MB9NN1 | crown - crown |
| 35MB9NS1 | crown - crown |
| 0G275BA13 | case back gasket - case back gasket |
| 86574231 | crystal gasket - plastic gasket for crystal |
| 86574250 | bezel gasket - plastic gasket for bezel |
| 087MU | band - band |
| 088MU | band - band |
| 11SC41T1 | others - second hand |
| 11SC41T2 | others - second hand |
| 3AA125F1A6S | others - second hand |
| 3AA125F1ANG | others - second hand |
| 11C16AGH | others - hour hand |
| 0E005BA11 | others - crown and stem gasket |
| 0354866 | others - winding stem |
| 11C16AJH | others - hour hand |
| 82718910 | others - case ring |
| Y1435A9061A | others - case |
| 82334799 | others - bezel |
| Y1435A907SA | others - case |
| 82334791 | others - bezel |
| A180BS | others - push pin |
| 11C16AJM | others - minute hand |
| 11C16AGM | others - minute hand |
| 11C16ASM | others - minute hand |
| 11C16ASH | others - hour hand |
| ES9W33LN00 | crystal - crystal |
| 35MB9NN1 | crown - crown |
| 35MB9NS1 | crown - crown |
| 0G275BA13 | case back gasket - case back gasket |
| 86574231 | crystal gasket - plastic gasket for crystal |
| 86574250 | bezel gasket - plastic gasket for bezel |
| 087MU | band - band |
| 088MU | band - band |
| 11SC41T1 | others - second hand |
| 11SC41T2 | others - second hand |
| 3AA125F1A6S | others - second hand |
| 3AA125F1ANG | others - second hand |
| 11C16AGH | others - hour hand |
| 0E005BA11 | others - crown and stem gasket |
| 0354866 | others - winding stem |
| 11C16AJH | others - hour hand |
| 82718910 | others - case ring |
| Y1435A9061A | others - case |
| 82334799 | others - bezel |
| Y1435A907SA | others - case |
| 82334791 | others - bezel |
| A180BS | others - push pin |
| 11C16AJM | others - minute hand |
| 11C16AGM | others - minute hand |
| 11C16ASM | others - minute hand |
| 11C16ASH | others - hour hand |