Must de Cartier: a lady's wrist watch Tank model 5057001, vermeil case, quartz movement, rectangular silver-coloured dial with Arabic numerals in black, railroad outer seconds track in black, blued steel sword hands, the caseback with 136629, cabochon gem set crown, on a later generic strap, accompanied by a strap with signed Cartier clasp, no box and papers (Case: 20.5mm excluding crown)