In 1848, an enterprising 23-year-old watchmaker named Louis Brandt established a small workshop in La Chaux-de-Fonds, Switzerland. Before long, Brandt was selling his timepieces across Europe, and his two sons, Louis-Paul and César, came to work for him. Upon Louis’s death in 1879, Louis-Paul and César took over, operating under the name Louis Brandt & Fils and moving to a larger facility in Biel/Bienne. Producing their first series-made calibe…