Calvetti was born in 1956 in Certaldo, near Florence, where he still lives. He graduated in a School of Arts and, then, in the Academy of Fine Arts of Florence, in painting. His activity abroad is intense, being based on exhibitions in Italy, the U.S.A., in Germany, Spain, Belgium and, above all in Japan and France.
In 1995, he held a painting stage at “ l’Ecole des Beaux Arts” of Le Port in the Isle of La Réunion.
He has participated to many international art shows and fairs, and he has been awarded many prizes.