The Rolex Day-Date ref: 128349RBR-0051 features a 40mm case crafted from white gold. This model, released in 2023, is powered by the automatic winding Rolex caliber 3255. It showcases a blue dial and includes a date function. Additionally, this watch is certified as a chronometer, ensuring precision in timekeeping. The combination of materials and technology reflects Rolex's commitment to quality and performance.