The Seiko YT57-0A90 is a watch model based on the YT57 movement.
Parts List
| 290PX6LN03 | crystal - crystal (inorganic) |
| 8K55B6SNS0 | crown - crown |
| FE298BA11 | case back gasket - case back gasket |
| 86565320 | crystal gasket - plastic gasket for crystal |
| 71P2ZG | band - band |
| 71P2ZG-LK2 | band - link |
| 71P2ZG-BKB | clasp - buckle |
| 71P2ZG-PB1 | clasp - parts for buckle |
| 1AX075FPBSM | others - hour hand |
| 3AA135F0AAR | others - second hand |
| 2AX110F2BSZ | others - minute hand |
| A120BS | others - push pin (for lb) |
| 0866636 | others - holding ring for dial |
| 0878729 | others - date dial |
| 84318224 | others - dial ring |
| 84318225 | others - dial ring |
| YT570B14XB13 | others - dial |
| YT570B14XS13 | others - dial |
| YT575 | others - machine code |
| 81331969 | others - bezel spring |
| 0Z3214B02 | others - rotating bezel gasket |
| AD006BAD1 | others - crown and stem gasket |
| 0351651 | others - winding stem |
| YT570A9061A | others - case |
| YT570A9061 | others - case |
| 86328769 | others - rotating bezel |