Cartier Tank must SolarBeat

The Cartier Tank must SolarBeat, reference WSTA0119, has a rectangular steel case measuring 22.0 x 29.5 mm. The case is 6.6 mm thick, and Cartier lists this Tank must as the small model. The Tank must carries a SolarBeat photovoltaic movement and is a solar watch. Winding is solar, and the watch displays hours and minutes. The dial is silvered, with blued-steel sword-shaped hands. A beaded crown is set with a synthetic cabochon-shaped spinel. Cartier rates the case to 30 metres, or 3 bar. A black calfskin strap is fitted to the watch, with a steel ardillon pin buckle.