For Timepiece aficionados and connoisseurs, a COSC-validated timepiece isn’t only a merchandise of tech but a evidence to lasting excellence and accuracy. It signifies a timepiece that: Delivers great dependability and precision. Meanwhile, Graham has also ventured outside of their comfort zone with some better echelon pieces. Their Orrery Tourbillon, https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/