The Seiko YT57-0B90 is a watch model based on the YT57 movement.
Parts List
| 290P86LN03 | crystal - crystal |
| 8K50B2SNW1 | crown - crown |
| FH2980B01 | case back gasket - case back gasket |
| 86562281 | crystal gasket - plastic gasket for crystal |
| 86584040 | bezel gasket - case back gasket |
| 71W4ZB | band - band |
| 71W4ZB-LK3 | band - link |
| 71W4ZB-BKD | clasp - buckle |
| 71W4ZB-PB4 | clasp - parts for buckle |
| 1AA080FMBAM | others - hour hand |
| 2BA115FMBAM | others - minute hand |
| 3AA120F0ANS | others - second hand |
| YT570B9001 | others - case |
| 82358929 | others - bezel |
| YT570B9002 | others - case |
| 0866780 | others - holding ring for dial |
| 81181459 | others - bracelet fixing pipe |
| 81601039 | others - bracelet fixing pin |
| 0351653 | others - winding stem |
| 84332304 | others - dial ring |
| 84332305 | others - dial ring |
| YT570D64XB13 | others - dial |
| YT570D64XS13 | others - dial |
| YT575 | others - machine code |
| 0Z0060B01 | others - crown and stem gasket |