Junghans. A stainless steel chronograph calendar wristwatch Olympic, Circa 1970
Jewelled manual wind Valjoux 7734 movement, silver and orange regulator dial with subsidiary dials for running seconds and 30 minute recording, date aperture at 3, outer tachometre scale, brushed asymmetric case with chronograph buttons at 12, screw down case back, fitted suedette strap with steel buckle, case and dial signed 46mm.