The Seiko 5Y23-6A50 is a watch model based on the 5Y23 movement.
Parts List
| 270W97LN01 | crystal - crystal (inorganic) |
| 270W97LN | crystal |
| 45M95NS1 | crown - crown |
| 45M95NA1 | crown |
| FE278BAA1 | case back gasket |
| ED014BA11 | case back gasket - gasket |
| FD015BA11 | case back gasket - crown and stem gasket |
| 0G280BA1 | case back gasket |
| 86590150 | crystal gasket |
| 0G280BA11 | bezel gasket - bezel gasket |
| T1020S | band - metal band |
| U1011G | band - metal band |
| U1011S | band - metal band |
| 11PE5LSH | hand - hour hand |
| 11PE5LSM | hand - minute hand |
| 3AX110FBAN2 | hand - second hand |
| 5Y236A50 | others - case back |
| 5Y236A5061 | others - case |
| 5Y236A5075 | others - case |
| 5Y236B0LXB13 | others - dial |
| 5Y236B0LXG14 | others - dial |
| 5Y236B0LXS13 | others - dial |
| 82340611 | others - bezel |
| 82340619 | others - bezel |
| 82821930 | others - case ring |
| A180BS | others - push pin |
| 0801722 | others - date dial |
| 0351105 | others - winding stem |
| 11SC49TA | others - second hand |
| 11SC49TS | others - second hand |
| 2AB115FBBLG | others - minute hand |
| 1AB075FEBLG | others - hour hand |
| 11SC49TG | others - second hand |
| 11PE5LGM | others - minute hand |
| 3AX110FBANS | others - second hand |
| 11PE5LGH | others - hour hand |