Brunello di Montalcino is a red Italian wine made in the vineyards surrounding the town of Montalcino located about 70 m southwest of Florence , Tuscany , Italy . Brunello , roughly translated as `` nice dark one '' in the local dialect , is the unofficial name of the clone of Sangiovese ( also known as Sangiovese Grosso ) grown in the Montalcino region . Rosso di Montalcino is made from 100 % Sangiovese grown in the same delineated region as Brunello di Montalcino .