Omega Tissot, Caliber 33.3 Mono-pusher Chronograph, Rare Oversized Stepped Case, 1930s

This is an excellent Omega (co-branded Tissot) chronograph, featuring the famed Caliber 33.3 movement. The triple-step lunette case measures 40 mm in diameter, the largest case that Omega offered at that time. The combination of the case design, unique aviator-style crown with a mono-pusher chronograph, and the silver gilt snail dial co-branded with Tissot puts this watch into the almost unique category. The Co-branded Gilt Dial The dial is glossy black lacquer with silver gilt Arabic numerals and an outer Telemeter scale. The dial features blackened steel leaf-shaped aviator hands. The dial is co-branded Tissot which adds to the rarity and desirability of this piece. In 1930, Omega and Tissot merged, with the aim of manufacturing high-quality Swiss watches for a more diverse group of customers. Omega was asked to focus on engineering innovations and to maintain its position in the high horology segment, whereas Tissot would serve the medium market. Subsequently, in 1932 Omega bought L