The Seiko Y143-0C50 is a watch model based on the Y143 movement.
Parts List
| 268W01LN01 | crystal - crystal |
| 45M95NS1 | crown - crown |
| ED014BA11 | case back gasket - gasket |
| 0H306BA11 | case back gasket - case back gasket |
| FD015BA11 | case back gasket - crown and stem gasket |
| 86584910 | crystal gasket - plastic gasket for crystal |
| 327LZ | band - band |
| 10SC65PS | others - second hand |
| 09C60LSM | others - minute hand |
| 09C60LSH | others - hour hand |
| 82718910 | others - case ring |
| Y1430C5061A | others - case |
| 86314315 | others - rotating bezel |
| Y1430C5061B | others - case |
| 86314316 | others - rotating bezel |
| A200BS | others - push pin |
| 0354866 | others - winding stem |
| 3AX110F3AL1 | others - second hand |