The Rolex Datejust ref: 126203-0031 features a 36mm case crafted from stainless steel and yellow gold. This model, produced in 2018, is powered by the automatic winding Rolex caliber 3235. The silver dial includes a date function and is certified as a chronometer, ensuring precision in timekeeping. The combination of materials and the classic design make it a versatile choice for various occasions.