Vintage sterling silver Tank "Must de Cartier" wrist watch by Cartier, the rectangular case with white dial and Roman numeral hours, 30 x 22mm, quartz movement, ref #690006, 01355, dial and case signed, later strap and buckle, accompanied by papers, 8 3/4 in. L, 25.5 grams

Additional comments added on 2/27/24: The watch was not opened so we have not seen the movement. The case and back of the watch matches size, details and our expert opinion is authentic Not working at time of listing, may need battery. Wear and scratches to case and crystal consistent with use. We make no guarantee with regard to the functionality or accuracy of any timepiece