This TUDOR Black Bay Chrono S&G is powered by a self-winding mechanical movement in a 41mm steel case. The watch has a yellow gold screw-down winding crown with the TUDOR rose in relief and yellow gold screw-down pushers at 2 and 4 o’clock. The fixed matte black bezel features a tachymeter scale. The domed black dial reveals a chronograph function and date window. It is covered by sapphire crystal. Waterproof to 200m. The riveted steel and yellow gold bracelet has a folding clasp with safety catch.