PERRET & FILS, LES BRENETS. AN 18K GOLD OPEN FACE CHRONOGRAPH WITH REGISTER Last quarter 19th centuryPERRET & FILS, LES BRENETS. AN 18K GOLD OPEN FACE CHRONOGRAPH WITH REGISTERDate: Last quarter 19th centuryMovement: Gilt ¾ plate, lever escapement, column wheel single button chronograph work planted on the backplate, button setDial: White enamel, fifth seconds ring enclosing roman chapters, 30-minute register at XII o'clock, subsidiary continuous seconds at VI o'clock, blued handsCase: Engine turned with central monogram, formerly glazed cuvetteSigned: Dial Size: 55mmNone