The Omega Constellation reference 131.15.29.20.52.001 features a stainless steel case with a 29mm diameter. This automatic watch is powered by the Omega caliber 8700 movement, which includes a Co-axial escapement and is certified as a chronometer. The silver dial displays the date function, adding practicality to its design. This model was released in 2018, showcasing Omega's commitment to precision and innovation in watchmaking.