A black marble mantel clock
Black marble case; brass surround to face; glass door on verso; Roman numerals on face, part of movement showing in centre of face
"1192" (engr. serial number on verso of mechanism); "9 . 2" (engr. b.c. verso of mechanism); "J Marti & Cie. / MEDAILLE DE BRONZE" (maker's mark verso of mechanism)
J Marti and Cie were award winning makers of clock-mechanisms active in Paris in the second half of the 19th century.