The TUDOR Black Bay GMT S&G is powered by an automatic movement contained within a 41mm stainless steel case. The bidirectional rotating bezel is crafted in yellow gold and features a 24-hour graduated matte brown and black aluminum disc. The watch has a yellow gold screw-down crown, with the TUDOR rose in relief, as well as a circular satin-brushed steel winding crown tube. The black dial reveals a GMT function and date display. It is protected by domed sapphire crystal. The stainless steel and yellow gold bracelet has a folding clasp. Waterproof to 200 meters.