SS Faja de Oro ("Band of Gold") was an oil tanker built in 1914. She sailed for a number of companies, and survived service in the First World War, only to be torpedoed and sunk by a German U-boat during the Second World War while sailing under the Mexican flag in the Gulf of Mexico. Her sinking contributed to Mexico's decision to enter the war on the side of the Allies.Faja de Oro was originally built by R. W.