Sig Kap, shop your letters (and Sigma Kappa hearts!) and contribute to the future of sorority life. mazi + zo sells licensed Sigma Kappa jewelry and a portion of your licensed jewelry purchase goes directly to Sigma Kappa 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!