Seiko, Japan, a ref. 6139 6000 "Speed Timer" wrist chronograph, 17 jewels, automatic winding, cal. 6139A nickel plate movement with lever escapement, in a stainless steel case with red and blue tachymeter bezel and stainless stretch band, black dial with luminous markers, day/ date aperture at 3:00, 30 minute register at 6:00, and luminous baton hands, serial #029113, 41mm x 46mm

CASE: Minor dings and scratches; Flat spot at 10:00; Case back with minor case wrench marks; Crystal with scratches; Bezel with minor dings and abrasion at 1:00; Band replaced. DIAL: Minor darkening to lume, otherwise very good. HANDS: Good. MOVEMENT PLATES: Fine scratches on plate; Minor scratches and losses to plating due to contact with rotor; Movement ring with minor oxide; Specks of dust. MOVEMENT FUNCTION: Running order (automatic winding functional, sets and ticks). COMPLICATION: Chronograph start/ stop functional; Minute counter functional; Reset functional, pusher sticks; Calendar advance functional, quick set date functional; Would benefit from service.