Characterised by its thin and elegant case, the trésor 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 today’s most advanced mechanical movements. This model has a polished 40 mm 18k sedna™ gold case, which is presented on a blue leather strap. The domed blue dial includes a power reserve display at 12h, a small seconds display at 6h, along with hands and domed indexes in 18k sedna™ gold. Inside, this de ville trésor is powered by the omega co axial master chronometer calibre 8935 and is certified at the industry’s highest standard of precision, chronometric performance and magnetic resistance.