J by Joëlle is a luxury jewelry brand specializing in earrings and ear styling, as well as watches and eyewear jewelry accessories. Moughalian studied jewelry design at the Gemological Institute of America in New York. Its designs and pieces have been worn by celebrities, including Aseel Hameem, Ola Al Fares, Dalida Khalil, Nabila Awad, Haneen Alsaify, and Cynthia Samuel.