The Black Bay Chrono model features bracelets with TUDOR's “T-fit” rapid adjustment clasp, offering a tool-free, easy-to-use system with five positions, allowing wearers to instantly adjust the bracelet’s length by up to 8mm. Powered by the Manufacture Calibre MT5813, this chronograph displays hour, minute, second, chronograph, and date functions, with a rotor in openwork tungsten monobloc and satin-brushed details. The 41mm stainless steel case boasts polished and satin-brushed finishes, a 70-hour power reserve, and is waterproof to 200m. The fixed stainless steel bezel features a matte black anodized aluminium disc with a tachymetric scale. A domed sapphire crystal and black dial with silver counters add to the watch’s sophisticated look.