The Rolex Day-Date ref: 218206-0009 features a 41mm platinum case with a silver dial. It is powered by the automatic winding Rolex caliber 3156 movement, ensuring precise timekeeping. This model was produced between 2008 and 2015 and includes a date function. Additionally, it is certified as a chronometer, reflecting its high standards of accuracy. The combination of materials and engineering makes this watch a notable piece in the Rolex lineup.