L'Instant de Guerlain, created by Maurice Roucel, debuted in 2003 as an Amber Floral scent tailored for women. Its top notes include Mandarin Orange, Red Apple, and Bergamot, while its heart reveals Magnolia, Iris, Ylang-Ylang, and Jasmine. The fragrance culminates with base notes of White Honey, Vanilla, Amber, Benzoin, and Musk.