The Omega De Ville reference 424.13.40.20.03.001 features a stainless steel case with a 40mm diameter. It is powered by the automatic winding Omega caliber 2500, which includes a co-axial escapement and is certified as a chronometer. The watch displays the date function prominently on the dial, which is finished in blue. This model combines precision engineering with a classic design, making it a versatile choice for various occasions.