Cartier tank Francaise Ref 1840 an 18ct gold wrist watch with date purchased 1999. Dial: silvered guilloche black Roman, date aperture at 6. Calibre: automatic winding, fully jewelled. Case: brushed and polished rectangular, cabochon set crown, back secured by four screws. Case number: CC795793. Closure: Cartier brown leather strap and 18ct gold buckle. Dimensions: 28 x 32 mm. Signed: case, dial and movement. Accessories: Cartier user's manual, international guarantee booklet, purchase invoice dated 08.06.1999, and presentation box