Díaz started his career in the Argentine 2nd division with Rosario Central in 1985, after a short spell with Los Andes he returned to Rosario to help the club win the 1986-1987 Primera Division Argentina.
In 1985, Díaz began his career with Rosario Central in the Argentine 2nd division. After a short time at Los Andes, he returned to help Rosario win the 1986-1987 Primera Division Argentina.