For Timepiece aficionados and connoisseurs, a COSC-validated timepiece isn’t simply a product of tech but a evidence to Long lasting excellence and accuracy. It represents a timepiece that: Gives superb dependability and precision. Along with his colleague Thomas Earnshaw, the pair would develop simplified and useful marine chronometers. Some say https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/