The Rolex Datejust reference 278289RBR-0005 features a 31mm case crafted from white gold. It is powered by the automatic winding Rolex caliber 2236 and includes a date function. The watch showcases a mother of pearl dial and is classified as a chronometer, ensuring precision in timekeeping. This model was produced in 2018 and is designed with a focus on both functionality and elegance.