Seiko Turtle 6309-7040

Seiko - 'Turtle' divers bracelet watch, ref. 6309-7040

Seiko - 'Turtle' divers stainless steel bracelet watch, ref. 6309-7040, circa 1981, 'Scubapro 450' dial modification, the black dial with luminous filled hour markers, day/date aperture at the third hour, luminous filled hands, and sweeping seconds, bi-directional black bezel, unsigned crown, screw-down case back with reference number and serial number '178624', signed calibre 6309A, 17 jewels automatic movement, 44mm diameter (ex.crown), on its Seiko stainless steel tapering bracelet with deployant clasp Seiko - 'Turtle' divers stainless steel bracelet watch, ref. 6309-7040, circa 1981, 'Scubapro 450' dial modification, the black dial with luminous filled hour markers, day/date aperture at the third hour, luminous filled hands, and sweeping seconds, bi-directional black bezel, unsigned crown, screw-down case back with reference number and serial number '178624', signed calibre 6309A, 17 jewels automatic movement, 44mm diameter (ex.crown), on its Seiko stainless steel tapering bracelet with deployant clasp