Calibre was first introduced in Cartier as a men-only collection. Also equipped with Cartier's first in-house movenent, which has the great appeal of completely in-house development. A 42㎜ large case and date are displayed for three days, creating a different model from Cartier. The lineup is also abundant, and it is a model that can meet leather, breath, rubber and one point that is active in every scene. It is a model with a sporty exterior, a sense of luxury, and a classic Cartier tradition. In 2015, a medium size of 38 mm appeared and is recommended for women.