14k Yellow Gold Over Brass. Iridescent Abalone, Opalite Illusion, White CZ Hinge. 0.6" Outside Diameter, 0.75"L X 0.61"W Charm. We took the always trending butterfly shape and reimagined it in a bold and vibrant way with the Bianca Butterfly Gold Huggie Earrings. These high-shine huggies feature removable butterfly charms made of color-coordinated stones embedded with sparkling accents. Whether you’re styling them with or without the charms, you’ll be looking totally (butter)fly.