A late 19th Century Swiss lever with unusual 24 hour dial in a gilt open face case. Keyless gilt split three quarter plate movement with going barrel. Plain cock with polished steel regulator, uncut balance with overcoil hairspring. Club foot lever escapement. Unusual dial, signed gilt mask with twelve circular apertures and seconds subsidiary, blue steel hands. The apertures in the mask either show black Roman numerals from one to twelve or red Arabic numerals thirteen to twenty four on a white enamel ring. The indication is changed by depressing a button in the pendant. Engine turned gilt open face case, vacant oval cartouche on the back.