The Seiko 5Y23-8A10 is a watch model based on the 5Y23 movement.
Parts List
| 295W69LN01 | crystal |
| 35ME9NA1 | crown |
| 35ME9NS1 | crown |
| 35ME9NN1 | crown |
| FE298BAA1 | case back gasket - case back gasket |
| FE298BA13 | case back gasket - case back gasket |
| DH0100B01 | case back gasket - crown and stem gasket (4h) |
| DH0100B0 | case back gasket |
| 86572420 | crystal gasket - plastic gasket for crystal |
| 86172080 | crystal gasket - plastic gasket for crystal |
| 86592690 | crystal gasket |
| 86179411 | bezel gasket - plastic gasket for bezel |
| 86170500 | bezel gasket - plastic gasket for bezel |
| G1457S | band |
| G1457G-LKG | band - link |
| G1457C | band - metal band |
| G1457C-LKG | band - link |
| G1457G | band |
| ZPJ86G | band |
| G1457C-PB1 | clasp - parts for buckle/clasp |
| G1457G-BK1G | clasp - clasp |
| G1457C-BK1S | clasp - clasp |
| G1457G-PB1 | clasp - parts for buckle/clasp |
| 1AA075LEBMF | hand - hour hand |
| 1AA075LEBMJ | hand - hour hand |
| 2AA115LABMF | hand - minute hand |
| 2AA115LABMJ | hand - minute hand |
| 3AA125F1A6S | others - second hand |
| 3AA125F1ANG | others - second hand |
| 12SC39T2 | others - second hand |
| 12SC39T1 | others - second hand |
| 3AA125F3A6S | others - second hand |
| 3AA125F3ANG | others - second hand |
| 1AA075LEBMH | others - hour hand |
| 0351105 | others - winding stem |
| 0801722 | others - date dial |
| 12SC23T2 | others - second hand |
| 5Y238A10 | others - case back |
| 5Y238A1061 | others - case |
| 5Y238A1075 | others - case |
| 5Y238A1098 | others - case |
| 5Y238E4LXB13 | others - dial |
| 5Y238E4LXG14 | others - dial |
| 5Y238E4LXS13 | others - dial |
| 5Y238E5LXS19 | others - dial |
| 82340131 | others - bezel |
| 82340139 | others - bezel |
| 82340171 | others - bezel |
| 82340179 | others - bezel |
| 82732990 | others - case ring |
| A180BS | others - push pin |
| 2AA115LABMH | others - minute hand |
| 12SC23T1 | others - second hand |
| 12P93BGM | others - minute hand |
| 12P93BGH | others - hour hand |
| 12P21MKM | others - minute hand |
| 12P21MGM | others - minute hand |
| 12P21MKH | others - hour hand |
| 12P93BSM | others - minute hand |
| 12P21MGH | others - hour hand |
| 12P93BSH | others - hour hand |
| 12P21MSM | others - minute hand |
| 12P21MSH | others - hour hand |