The Seiko 5Y23-6A4A is a watch model based on the 5Y23 movement.
Parts List
| 270W97LN01 | crystal - crystal (inorganic) |
| 270W97LN | crystal |
| 45M95NA1 | crown |
| FE278BAA1 | case back gasket |
| FD015BA11 | case back gasket - crown and stem gasket |
| 0G280BA1 | case back gasket |
| 86590895 | crystal gasket |
| 0G280BA11 | bezel gasket - bezel gasket |
| G1344L-LKG | band - link |
| G1344L | band |
| G1344L-PB1 | clasp - parts for buckle/clasp |
| G1344L-BK1S | clasp - clasp |
| 3AA125F1ANG | others - second hand |
| 11P61CHH | others - hour hand |
| 11P61CHM | others - minute hand |
| 11SC43T1 | others - second hand |
| 0351105 | others - winding stem |
| 0801722 | others - date dial |
| 5Y236A40 | others - case back |
| 5Y236A4A98 | others - case |
| 5Y236B20XS14 | others - dial |
| 82340571 | others - bezel |
| 82821930 | others - case ring |
| A180BS | others - push pin |