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 leather strap, steel ardillon buckle. Case dimensions: 1.32” x 1”. Thickness: 0.25”. Water-resistant up to 3 bar (approx. 30 meters/100 feet).