Carrera, Ref:510.523, Movement No.4031307, Circa 1985
17-jewel Lemania Cal.5100 automatic movement signed Lemania on the rotor, matt black dial with printed luminous baton hour markers and white outer minute divisions, inner white printed Arabic numerals at 5 minute increments, raised printed white on black 500 to 60 tachymeter scale, dial signed Carrera Heuer Automatic Chronograph, white baton hands with luminous inserts, orange chronograph hand and orange arrow tipped hand for 60 minute recording, date apertures at 3, subsidiary dials at 6, 9 and 12 for running seconds, 12 hour recording and 24 hour calibrated second time zone with luminous filled hand, brushed and polished stainless steel tonneau shaped case, stainless steel screw down back, Heuer signed crown flanked by twin chronograph pushers, fitted black leather strap, dial signed
38mm.