A descendant of jewelers, Mouzannar studied mineralogy in France and Belgium, following a passion for semi-precious stones. He started his career in Saudi Arabia running workshops for a jewelry group and opened his first workshop in 1993 in Beirut. Today Selim Mouzannar has 15 collections and offers 13 different kinds of gems, as well as a vintage division. The brand has stores located in Lebanon, France, the U.S., the U.K., Türkiye, Morocco, the U.A.E., and Hong Kong. His pieces have been worn by celebrities such as Bella Hadid, Bailee Madison, and Nathalie Emmanuel.