The ronde croisire de cartier watch encapsulates all the cartier watchmaking design codes from the guilloch dial with roman numerals to the cabochon winding crown and the traditional rail track this watch water resistant to 100 m blends classic design with a sporty look a testament to elegance the ronde croisire de cartier watch houses the automatic movement 1847 mc which was entirely designed developed and assembled at the cartier manufactureronde croisire de cartier watch 42 mm