Black Bay Chrono 5-link bracelet, white dial and black bezel

Calibre Manufacture Chronograph MT5813

The MT5813 chronograph manufacture caliber , which powers the Black Bay Chrono model, features hour , minute , second , chronograph , and date functions . This movement boasts a 70-hour power reserve and is equipped with a silicon balance spring . The MT5813 chronograph manufacture caliber is certified by the Official Swiss Chronometer Testing Institute (COSC) , far exceeding the standards of this independent body.

This high-performance movement , designed in the purest watchmaking tradition, incorporates a column-wheel mechanism and a vertical clutch . In keeping with TUDOR 's philosophy of quality , it guarantees unparalleled durability and reliability , validated by a rigorously tested battery, as is the case for all the brand's products.