"An Instructive manual over the heritage of British watchmaking. Horology supporters of all levels are absolutely sure to find benefit here." Along with his colleague Thomas Earnshaw, the pair would establish simplified and practical marine chronometers. In Doxa's contemporary collection, standout favorites involve the Sub 300T, Sub 200 T.Graph, and https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/