Cartier Tank Basculante 'Mécanique' 2390 + Box Unpolished Rolex Day-Date 1803 in combination with its diamond

in combination with its diamond setting

giving it a porcelain-like appearance

- Rolex Oyster Royal Precision 6426

from around the mid-1950s to the late 1980s

The movement is still in good condition and therefore did not require servicing

Cartier Tank Basculante 'Mécanique' 2390 + Box Unpolished Rolex Day-Date 1803 in combination with its diamondCartier Tank Basculante 'Mcanique' 2390 In 1904, Louis Cartier gave a watch to his good Brazilian friend, Santos Dumont, an aviation pioneer. Dumont had complained about the impracticality of using a pocket watch while flying, so Louis Cartier designed a slim wristwatch with a distinctive rectangular shape and a manual winding mechanism. Alberto Santos Dumont preferred this watch over many others of the time, leading to a following of customers who