An early 20th century rectangular onyx brass and champlevé enamel four glass mantel clock The 3 1/2in dial with Arabic numerals and floral garlands, the twin train movement striking a gong with mercury compensated pendulum, contained within a brass case with bevelled glass plates, 15.5cm wide, 12.5cm deep, 27cm high, (6in wide, 4 1/2in deep, 10 1/2in high) For further information on this lot please visit Bonhams.com For further information about this lot please visit the lot listing