The Seiko 5Y23-7050 is a watch model based on the 5Y23 movement.
Parts List
| 280W56GN | crystal |
| 280W56GN00 | crystal |
| 35M82NA1 | crown - crown |
| 35M82NS1 | crown - crown |
| 0A2600N01 | case back gasket - case back gasket |
| 86570560 | crystal gasket - plastic gasket for crystal |
| 86178600 | bezel gasket - plastic gasket for bezel |
| B1621W | band |
| B1621W-LKG | band - link |
| B1621L-LKG | band - link |
| B1844J | band |
| B1621S | band |
| B1621J | band |
| B1621L | band |
| B1621L-PB1 | clasp - parts for buckle/clasp |
| B1621W-BK1G | clasp - clasp |
| B1621W-PB1 | clasp - parts for buckle/clasp |
| B1621L-BK1S | clasp - clasp |
| B1621W-EPG | others - endpiece |
| 82800261 | others - case ring |
| 0866556 | others - holding ring for dial |
| 0878506 | others - date dial |
| 5Y23705061 | others - case |
| 5Y23705098 | others - case |
| 5Y237050XF | others - case |
| 5Y23709WXS13 | others - dial |
| 5Y23709WXS24 | others - dial |
| 5Y237288XS19 | others - dial |
| 5Y239 | others - machine code |
| 82344601 | others - bezel |
| 82344609 | others - bezel |
| A180BS | others - push pin |
| 0351670 | others - winding stem |
| 13SC04A2 | others - second hand |
| 13SC04ES | others - second hand |
| 0Z0060B01 | others - crown and stem gasket |
| 11CA4LGM | others - minute hand |
| 11CA4LGH | others - hour hand |
| 11CA4LSM | others - minute hand |
| 12C16ASM | others - minute hand |
| 12C28NSM | others - minute hand |
| 11CA4LSH | others - hour hand |
| 12C16ASH | others - hour hand |
| 12C28NSH | others - hour hand |