Cartier - Tank Must watch - Watch Woman Steel/Leather - Tank Must watch, large model, quartz movement. Steel case, beaded crown set with a synthetic cabochon-shaped spinel, black lacquered dial, rhodiumized steel sword-shaped hands, semi-matt black alligator leather strap, steel ardillon buckle. Case dimensions: 33,7 x 25,5 mm. Thickness: 6,6 mm. Water-resistant up to 3 bar (approx. 30 meters/100 feet). Tank Must Watch, Cartier Tank Must, Beaded Crown, Tank Watch, Alligator Skin, Cartier Tank, Cartier Watch, Black Queen, Black Case