Giorgio Armani launched Si Armani perfume to the world in 2013. Famed perfumer Christine Nagel receives accolades as the mastermind behind this fragrance. Si by Giorgio Armani has succeeded in capturing the attention of women of all ages due to its alluring combination of feminine and sophisticated scents. What is a Tester? Sold without the fancy box and sometimes without the designer cap. Testers are 100% original and authentic. Typically used by department stores to display the fragrance. All testers are new and unused.