The Omega Constellation ref: 131.25.29.20.58.001 features a 29mm case crafted from yellow gold and stainless steel. This automatic timepiece is powered by the Omega caliber 8700 and includes a date function. The champagne dial is complemented by a chronometer certification and a co-axial escapement. This model was released in 2018, showcasing a blend of materials and advanced watchmaking technology.