Omega De Ville Trésor Manual Winding Watch 435.13.40.22.01.001Characterised by its thin and elegant case, the Trsor line was first launched by OMEGA in 1949 and housed the legendary 30mm calibre. More than half a century later, it continues to impress with one of todays most advanced mechanical movements. This model has a polished 40 mm stainless steel case, which is presented on a black leather strap. The domed black dial includes a Power Reserve display at 12H, a Small Seconds display at 6H, along with hands