Swiss made, manually wound, based on a design development project titled “27 CHRO C12” (27 mm diameter, chronograph, with extra 12-hour register) took place in the 1940’s by Albert Piguet and Jaques Reymond as a joint developement project between Omega and Lemania. Launched in 1942, the 27 CHRO C12 later became known as the Lemania 2310, or Omega c.321.

Posted by:Jason Pitsch

Jason Pitsch is the Founder of Professional Watches. He appreciates good craftsmanship in everything from architecture to automobiles to cameras to clothing. Yet his focus for the past decade has remained consistent on covering just one type: watchmaking.