Large size Seiko 6309 with fancy silver color fluted bezel and jubilee bracelet. Watch is very large for its era, 40.7mm Very good condition and keeps time Dual calendar is Japanese and English Case is great condition, polished by an expert. 6309 movement is very clean, serviced by an expert. Will not need service for many years Blue dial is very good condition and luminous. Glass is very good condition Will be send with fast carriers(ups-fedex) tracked and insuranced Dear buyer, dial , hands, back case and 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. Accuracy of + or - 5 minutes per day is acceptable for vintage watches. Water resistant not tested.