Effortlessly cool and easy to wear, it's our boldest ball chain, Mercury. Wear it solo or layer it alongside your favorite necklaces for extra texture. Measures 18" with a 3mm chain. Our materials make for an amazing, high quality, seamless, jewelry piece with longevity. Necklaces are plated with 18k gold, 18k rose gold, or rhodium and finished with a protective coating. A little secret we'll keep between us: it looks way more than it costs.