The Cartier Rotonde, reference W1556239, features a 40mm case crafted from white gold. This model, produced in 2015, is part of a limited series and is powered by the automatic winding Cartier caliber 1904-CH MC. It includes a chronograph function and a date display, with a striking blue dial that enhances its overall aesthetic. The watch combines precision and elegance, making it a noteworthy addition to any collection.