De Ville Trésor | 40 mm | ManualCharacterised by its thin and classic gold case, the Tresor line was first launched by OMEGA in 1949 and housed the legendary 30mm calibre. More than half a century later, the De Ville Tresor has been reintroduced, equipped with one of the most advanced mechanical movements the brand has ever unveiled. This model has a silvery opaline dial with a domed vintage "clous de Paris" structure and a date window at 6 o'clock. The 40 mm white gold case is