Simon Vissière (1822-1887) is recorded at 31 Rue des Drapiers, Havre, Seine 1851-1871. A pupil of Winnerl, Vissière patented a chronometer balance in 1867. That same year he established his workshop in Le Havre, where he constructed a small observatory in his home. Chronometers 124, 175 and 216 also had 'regulator' dials. The latter was sold these rooms 2 July 2004, lot 23.