Opus IV is an inventive and inspiring creation, especially crafted to instill knowledge and empowerment. From 1 December 2010 to 1 December 2011, Amouage proudly donated fifty percent of the worldwide profits from Opus IV to the National HIV/Aids Prevention and Control Program in Oman. Top notes: Coriander Oil, Lemon, Mandarin, Grapefruit Heart Notes: Elemi Oil, Cardamom, Cumin, Rose Berries, Rose, Violet Leaves Base Notes: Peru Balsam, Labdanum Absolute, Frankincense, Animalic, Musk.