Introducing the Spiral Earring. Perfectly sized for a statement look, these earrings captures the 90s bottom earring trend. Anni Lu: Colorful, delicate jewelry from Copenhagen, designed to mix, match, and evoke memories of the sea. Founded by Helle Vestergaard Poulsen in 2013. 18K-gold plated brass with anti-tarnish e-coating. Post backs. Length: 1"