The Courvoisier Erte Collection includes 8 different bottles of cognac. No. 1 to No. 7 of the Erte Collection bottle, and the No. 8 decanter of 1988. Romain de Tiroff, well known as Erté, designed the bottles of this limited edition: The visuals present the 7 steps of cognac making. The blends consist of rare Grande Champagne eau-de-vie, some of them are from the end of the 19th century, when Erté was born. The original launch of the collection consisted of 7 bottles, but in 1995 they included the 8th bottle, Inédit.