Omega De Ville Co-Axial Chronoscope (Reference 4657.50.31) is a sophisticated and technically impressive men's/unisex timepiece. Despite the "Rose Gold" in the title, the case material is explicitly listed as luxurious 18K yellow gold, offering a warm and distinguished presence on the wrist. The striking black dial features a functional chronograph layout, indicating its chronoscope capabilities, which combine precise timekeeping with stopwatch functionality. As a "Co-Axial" model, it features Omega's revolutionary Co-Axial escapement, known for its superior accuracy and durability. Powered by a high-performance automatic chronograph.