Tank Must watch, small model, high autonomy quartz movement. Steel case, beaded crown set with a synthetic cabochonshaped spinel, silvered dial, bluedsteel swordshaped hands, interchangeable black grained calfskin strap, steel ardillon buckle. Case dimensions: mm x 22 mm, thickness: mm. Waterresistant up to 3 bar (approx. 30 meters/100 feet). Read .