Case No.4550915, Circa 1950
17-jewel manual wind movement with column wheel chronograph, two-tone silvered dial with luminous filled Arabic numerals, black 1/5th second divisions with Arabic five second markers, outer red telemeter and blue tachymeter scale, black skeletonised pointed baton hands and centre chronograph hand, subsidiary dials at 3 and 9 for running seconds and 45 minute recording, brushed and polished tonneau shaped case with screw down back, crown flanked by twin pushers, faceted lugs, fitted black leather strap with plated buckle, case, dial and movement signed
38mm.