A 20th Century Swiss lever with Braille dial in a silver full hunter case. Keyless nickelled bar movement with going barrel. Plain cock with polished steel regulator, compensation balance with blue steel overcoil hairspring. Club foot lever escapement. Signed white enamel dial designed to be read by touch. Raised dots indicate the hours, each quarter marked by two raised dots. Small chapter of Arabic numerals, heavy gilt hands. Engine turned silver full hunter case made without bezel and glass to allow the time to be read by feel. Plain silver cuvette, maker's mark “SFG” in a cartouche.