Atelier De Chronométrie Number 1 Watch Atelier de Chronometrie by wholesalewatches - June 14, 20170 Vintage chronometers are very popular and have an appeal that is pretty broad amongst "watch people." To anyone who is a fan of these vintage "competition chronometers," particularly from the 1950s, the very mention of the Omega cal. 266 (or any Omega 30mm movement) definitely paints a clear image in