The 19 year-old Argentine is on-loan at Tigre from Lanus and Juve scouts are keeping tabs on his form this season.
Diaz has played ten games in the Apertura and Juve are weighing up making a €4 million offer for the youngster.
Tribal Football Staff are dedicated to the football tribes from all over the world. Our team is passionate about delivering football news to our hundreds of thousands of followers in all the corners of the globe. Football is life, It never stops, Neither do we.