Chronoswiss a stainless steel automatic retrograde calendar chronograph wristwatch ref CH7542-45 Balance chronograph circa 2014, Cal.7750 automatic winding movement, 39 jewels, black guilloche engraved dial with black outer 1/5 minute divisions, orange steel moon hands with centre chronograph hand, fan-shape subsidiary dial for retrograde seconds and date, subsidiary dials for 30 hour and 12 hour registers, brushed round case with DLC coating, crown flanked by twin pushers, case, dial and movement signed, with Chronoswiss buckle, diameter 41 mm. Accompanied by an Chronoswiss box and booklets