"An Informative guide about the heritage of British watchmaking. Horology followers of all levels are certain to uncover value here." Together with his colleague Thomas Earnshaw, the pair would build simplified and useful marine chronometers. In Doxa's contemporary assortment, standout favorites involve the Sub 300T, Sub 200 T.Graph, and entry https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/