“When Rob Diletti was last a finalist for these Awards in 2012, the judges saluted the quality of his winemaking from an isolated site in the Porongurups as well as his ability to transform the wines he makes under contract. Much has changed in those seven years. Most significantly, the reputation of the Porongurup subregion as a producer of world-class riesling has soared, and the key player in this has been Rob Diletti…”