A gift from Napoleon Bonaparte to Marie Louise (his second wife and niece of Marie~Antoinette) on the occasion of their wedding, this incredible Diadem was just one component in the parure, or suite of jewelry, given to her that day. The components of the exquisite Emerald and Diamond parure of Empress Marie-Louise are an Emerald and Diamond Diadem, an Emerald and Diamond Necklace, a pair of Emerald and Diamond Earrings, an Emerald and Diamond Comb, and an Emerald Belt Clasp.