The Seiko V657-0C90 is a watch model based on the V657 movement.
Parts List
| 310P18JN03 | crystal - crystal |
| 1E55D6SNW1 | crown - crown |
| FE308BAD2 | case back gasket - case back gasket |
| 86565100 | crystal gasket - plastic gasket for crystal |
| 0Z3404B02 | bezel gasket - rotating bezel gasket |
| HS0A04SMS0A | pusher - button |
| 4J62JZ | band - band |
| 3AA125F3ANS | others - second hand |
| 1AC082FABES | others - hour hand |
| 2AC120FABES | others - minute hand |
| 3CA037F3BAW | others - sub hand |
| V6570C9001D | others - case |
| V6570C90 | others - case back |
| 0878221 | others - date dial |
| 81332879 | others - click spring |
| 84332426 | others - dial ring |
| S160BS | others - push pin |
| V6570D28XB29 | others - dial |
| V65720 | others - machine code |
| 83200273 | others - button spring clip |
| 81351630 | others - button spring |
| AD006BAD1 | others - crown and stem gasket |
| 86323869 | others - rotating bezel |
| 0A0150B0A | others - crown and stem gasket |
| 89995390 | others - pusher spacer |