Díaz Acosta beat Gaubas 6-2, 6-3 in San Marino, built on an unbroken serve and three breaks of the Gaubas delivery. He won all eight of his service games and saved the only break point he faced.
The opening set was decided early: Díaz Acosta broke in game 1 for 1-0 and again in game 3 for 3-0, closing the set 6-2. In the second set he made the decisive move, breaking for 3-2 in game 5, then sealed the match with another break at 6-3 in game 9.
The standout number was Díaz Acosta's returning: he won 32 points on Gaubas' delivery and converted three of the eight break chances he created. Gaubas saved five of those chances but never won more than one game in a row.