Seiko Navigator Timer Serial: 6117-6410 Case: 40mm On original Seiko bracelet The watch works perfect Inner bezel rotates perfect Automatic movement Dear Buyer, Dial , hands , case back , bracelet are aftermarket. 'This watch contains aftermarket customisations without permission from the brand. This could impact the watch value and might void manufacturer warranties. The brand might refuse servicing and repairs to watches modified by unlicensed watchmakers We ship fast & safe Have fun with bidding!