a steel-mounted rhodonite clock

the quarter striking clock with alarm, Austrian, circa 1830, the hinged crystal with steel gadroon border, contained in a square rhodonite case, in the form of a chaise clock, applied with steel tracery, the rectangular ormolu stand with similar gadroon border and applied with matching tracery, the central steel column with neo-gothic arched top, the steel elements probably Tula, circa 1830.