The Rolex Oyster Perpetual 31, reference 277200-0012, features a stainless steel case with a 31mm diameter. This model is powered by the automatic Rolex caliber 2232 and is classified as a chronometer, ensuring precision in timekeeping. The watch showcases a green dial, adding a distinctive touch to its overall design. Manufactured in 2025, it combines modern technology with Rolex's renowned reliability.