This Omega Ref. 2391-11 dates to 1947 and carries the Cal. 283 from the 30T2 family, a movement line respected for its robust, time-only construction. The watch’s period proportions and restrained aesthetics reflect post-war design sensibilities, with an emphasis on legibility and mechanical reliability. The 30T2 lineage underpins decades of Omega’s technical development, valued by enthusiasts for straightforward serviceability and dependable performance. As a mid‑century wristwatch, it offers a direct connection to traditional mechanical watchmaking and appeals to collectors who appreciate historical movement families and classic design.