The history of Calon Segur dates back as far as Roman Times when the commune of St Estephe was called ‘Calones'. It produced first growth quality wines from the 1920s to the start of the 1960s and after a ‘dry' period, came back in 1982 to its previous form. Recent notable vintages have been the 2005, 2009 and 2010. It has plantings of 65% Cabernet Sauvignon, 20% Merlot and 15% Cabernet Franc. Two wines are produced: Calon Segur 240,000 bottles and Marquis de Calon 40,000 bottles.