Rubuta ci gaba don wannan sakin layi - A cikin 2017, Díaz ya rasa a wasan wasa zuwa Ethan Tracy a Gasar Club Colombia. Kammalawa ya motsa shi daga waje na saman 700 a cikin Official World Golf Ranking zuwa na 462, wanda ya cancanci shi zuwa WGC-Mexico Championship ta hanyar kasancewa mafi girman ɗan wasan golf na Mexico. Díaz kuma ya cancanci zuwa US Open
, babban zakara na farko, lokacin da Phil Mickelson ya janye don halartar kammala karatun 'yarsa a makarantar sakandare. Zai ci gaba da harbi 72-76 don ya rasa yanke. Diaz ya gama 25th a cikin 2017 Web.com Tour rankings, matsayi na ƙarshe da aka tabbatar don katin PGA Tour.