For Timepiece aficionados and connoisseurs, a COSC-validated timepiece isn’t simply a product of tech but a evidence to lasting excellence and accuracy. It represents a timepiece that: Gives outstanding dependability and precision. As well as his colleague Thomas Earnshaw, the pair would acquire simplified and practical maritime chronometers. The President https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/