Dee ihe ga-aga n'ihu na paragraf a - N'afọ 2017, Díaz meriri n'asọmpi asọmpi na Ethan Tracy na Club Colombia Championship. Nkwụsị ahụ mere ka ọ pụọ na 700 kachasị elu na Official World Golf Ranking ruo 462nd, nke mere ka ọ ruo eruo maka WGC-Mexico Championship site na ịbụ onye gọlfụ Mexico kachasị elu. Díaz zọkwara asọmpi U.S Open
, nke mbụ ya bụ nnukwu mmeri, mgbe Phil Mickelson kwụsịrị ịga ememe ngụsị akwụkwọ nke nwa ya nwanyị. Ọ ga-aga n'ihu gbaa 72-76 ka ọ ghara ịkpụ. Diaz kwụsịrị 25th na 2017 Web.com Tour rankings, ọnọdụ ikpeazụ e ji n'aka maka kaadị PGA Tour.