Gamma Phi, shop your letters (and crescent moons!) and contribute to the future of sorority life. mazi + zo sells licensed Gamma Phi Beta jewelry and a portion of your licensed jewelry purchase goes directly to Gamma Phi Beta HQ. Our official Greek jewelry works with the rest of our collection, too, so mix it up and style your own look. We love seeing you shine in our original designs, so please tag us in your social posts!