Elegantly proportioned Four Glass striking mantle clock or Crystal Regulator by S. Marti et Cie c1875. The clock is in a rectangular brass case with plinth and cornice mouldings. Bevelled glass panels. It has a stepped, white enamelled dial with exposed or visible escapement. Black roman numerals and shaped, blued steel hands. Brass winding bezels and exposed ruby pin palleted deadbeat escapement. An 8-day movement striking the hours and half hour on a bell. Twin-flask mercury compensated pe