Cartier Tank Française

The Cartier Tank Française, reference W4TA0020, is a small model with a steel case set with 22 diamonds. The square case measures 21.2 x 25.7 mm and is 6.8 mm thick, and the diamonds total 0.70 carats. The watch has a quartz movement and shows hours and minutes. A sapphire crystal covers the silvered sunray dial. The hands are blued steel and sword-shaped. The faceted steel crown is set with a synthetic blue cabochon-shaped spinel. A steel bracelet is fitted to the watch. Cartier rates the case to 30 metres, or 3 bar.