The world’s most expensive cognac is the Henri IV Dudognon Heritage. This ultra expensive liquor produced since 1776 is aged in barrels for more than 100 years. It comes in a jeweled bottle dipped in 24 K gold and sterling platinum, decorated with 6,500 brilliant cut diamonds. With an alcohol content of 41%, our Henri IV Dudognon Heritage bottle weighs 8 kilograms and with 100 cl. of the precious liquor. The Henri IV Dudognon Heritage is priced at $1,982,300 per bottle. Cheers.