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Di Vincenzo, who stands 1.74 m (5 ft 8 1⁄2 in), competed as Miss Buenos Aires, one of 24 finalists in her country's national beauty pageant, Miss Universo Argentina, held in Mar del Plata on June 6, 2010, where she became the eventual winner of the title, gaining the right to represent Argentina in Miss Universe 2010.
As the official representative of her country to the 2010 Miss Universe pageant broadcast live from Las Vegas, Nevada on August 23, Di Vincenzo participated as one of the 83 delegates who vied for the crown of eventual winner, Ximena Navarrete of Mexico.
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