TUDOR Black Bay 31 S&G

31 mm steel case, Steel and yellow gold bracelet. Fixed bezel in yellow gold, black dial. Flat sapphire crystal. Waterproof to 100 m (330 ft) Steel and yellow gold bracelet, polished and satin finish, with steel “T-fit” folding clasp and safety catch. Yellow gold screw-down winding crown with the TUDOR rose in relief