"The best Sassicaia of the last 10 years..."-Wine Enthusiast In 1944, Mario Incisa acquired a number of Cabernet Sauvignon and Cabernet Franc vine cuttings and planted them on a sloping hillside of the San Guido estate, called Castiglioncello after the 11th-century castle at the vineyard's upper edge. This tiny, 3.75-acre vineyard stood alone until 1965, when a second Cabernet vineyard was planted with cuttings from the Castiglioncello parcel; the gravelly, 30-acre plot would give the wine its n...