The model tank was designed and produced in 1917 and has been an integral part of Cartier's watch collection since then. It is distinguished by its classic form, but it is available in different styles. The original model is the tank Louis Cartier, which, despite its ancient design, is still contemporary and well-worn. The classic is available in three different sizes. On the one hand the small model of 18 carat yellow gold, with a bracelet of alligator leather, silvered dial and a sapphire as a small special feature. The clock runs with a quartz movement, the measurements are 29.5 mm x 22 mm. The price is here at 8.350 €. The large model comes with the same equipment, including date window, here the dimensions are 33,7 mm x 25,5 mm. The watch costs 9.450 €. The XL model runs with a mechanical manufactory movement. The case is made of 18 karat red gold, decorated with brilliants, again the bracelet is made of alligator leather. The dimensions of the housing are 40.4 mm x 34.9 mm. The price is at a proud 29.800 €. The tank models are perfect for those who love and appreciate Cartier's original designs.