The Calibre de Cartier was introduced in 2010. It was the first mass-production Cartier powered by an in-house movement, something previously only found in a handful of high-end watches by the Parisian brand. The round case is bold and modern, while the traditional sword-shaped hands and Roman numerals add a touch of the iconic Cartier flair. A bracelet option was added to the collection in 2011, while 2012 saw the introduction of the chronograph. A smaller 38mm version was introduced in 2015.Reference W7 100015 has a stainless steel case and a silver dial. It is fitted with a stainless steel bracelet
