Deltroit, Paris, a large, Charles X mantel regulator, gilt bronze portico style case with acanthus and waterleaf decorated base molding, columns with laurel wreathed bases, multi part Corinthian capitals, and supporting an ornate entablature, the architrave with stepped fascia and leaf and dart moldings, coffered frieze also with leaf and dart moldings and central rosettes, and the cornice with leaf and dart, dental, egg and dart, and anthemion decorated moldings, gilt bezel with acanthus ornament, Roman numeral silver dial with inner seconds chapter, and perimeter date display, blued steel hands, 8 - 15 day brass movement with pin wheel escapement, the back plate signed in script "Deltroit Eleve de Janvier", heavy gridiron pendulum with knife edge suspension, silvered beat scale, dial and movement signed