The Seiko 8C23-6030 is a watch model based on the 8C23 movement.
Parts List
| 275W03LN00 | crystal |
| 275P05LN03 | crystal - crystal (inorganic) |
| 35M51NA1 | crown |
| 35M51NS1 | crown |
| 0F220BAA1 | case back gasket - case back gasket |
| 86564730 | crystal gasket - plastic gasket for crystal |
| 86170790 | bezel gasket - plastic gasket for bezel |
| Z1231G | band - metal band |
| Z1231G-LKG | band - link |
| Z1231S | band - metal band |
| Z1231G-PB1 | clasp - parts for buckle/clasp |
| Z1231G-BK1G | clasp - clasp |
| 10S35MGH | hand - hour hand |
| 10S35MGM | hand - minute hand |
| 10S35MKH | hand - hour hand |
| 10S35MKM | hand - minute hand |
| 10SC53TB | hand - second hand |
| 10SC53TS | hand - second hand |
| 82330492 | others - bezel |
| 82330499 | others - bezel |
| 82720490 | others - case ring |
| 354-351 | others |
| 0354351 | others - winding stem |
| 0801140 | others - date dial |
| 0801346 | others - date dial |
| Z1231G-EPG | others - endpiece |
| EB0055B01 | others - crown and stem gasket |
| 8C2312 | others - machine code |
| 8C23603061 | others - case |
| 8C23603075 | others - case |
| 8C23605LXB1L | others - dial |
| 8C23605LXG18 | others - dial |
| A180BS | others - push pin |