For Timepiece aficionados and connoisseurs, a COSC-validated timepiece isn’t merely a item of tech but a evidence to Long lasting excellence and accuracy. It signifies a timepiece that: Presents great dependability and precision. Together with his colleague Thomas Earnshaw, the pair would develop simplified and sensible marine chronometers. Public institutions https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/