Chateau Haut-Marbuzet, Cru Bourgeois, Saint-Estephe. The Chateau Haut-Marbuzet, is a vineyard of 61 hectares owned by the family Duboscq, located in Saint-Estephe. Medoc is an AOC, and it is one of exceptional crus bourgeois. The family work today Duboscq Marbuzet High-quality wines of the best St-Estephe. aut Marbuzet is also full of charm in its youth, developing great spicy and red fruit. .. Considered by some as the most Burgundian wines from Bordeaux, Chateau Haut Marbuzet was devoted Cru Bourgeois Exceptional in revising the classification of Cru Bourgeois, which occurred in June 2003. .