Case and Movement No.31186, Circa 1900
Jewelled Swiss straight-line lever movement with polished steel chronograph work and swan neck regulation, Geneva stop work, cut and compensated bi-metallic balance, white enamel dial with black Arabic numerals, outer minute and 1/5th second tracks with blue Arabic five minute markers, gilt Louis XV hands, subsidiary dials at 6 and 12 for running seconds and 30 minute recording, polished round case with gold cuvette and exhibition back, chronograph function activated via stem, split second button set in the case band at 11, dial and movement signed
52mm.