This Professional Report explores the effects of Tiffany&Co’s online advertising strategy on brand perception in Italy and United States. The study starts with an analysis of the concept of luxury and the opinion that scholars have on how luxury value and brand equity should be communicated. Brand perception, its influence on consumers, and the role of Internet are also analyzed. The last part includes a detailed analysis of the findings for Italian and American consumers aged 18-25 and the variables that influence Tiffany&Co’s perceptions. The study concludes with recommendations to reinforce brand equity and perceptions via online advertisements. / text