Selection of the first press of Pinot Meunier (22%), Chardonnay (33%) and Pinot Noir (45%), of which a part (20%) makes its first fermentation in barrel. In addition, there are the reserve wines, 25 vintages blended since 1985 in a proportion that can go up to 50%.

A long aging in the cellar takes place, 3 years on lees followed by 5 months minimum after disgorgement. The dosage, Extra-Brut (less than 6g/L), makes this wine an authentic and pure champagne.