When you read Grand Cru on the label, the Champagne comes from grapes 100% Grand Cru, that is grown in one of these 17 villages: Ambonnay, Avize, Ay, Beaumont-sur-Vesle, Bouzy, Chouilly, Cramant, Louvois, Mailly, Le Mesnil-sur-Oger, Oger, Oiry , Puisieulx, Sillery, Tours-sur-Marne, Verzenay, Verzy.