The Curb Chain ID Ring is crafted in GOOD ART's LA-based metal forgery from a 925 sterling silver with a polished, antique finish. It doesn't get much more classic than a curb chain. With all of the hundreds of chain types in the world, it can get confusing trying to differentiate between the subtle intricacies of some designs. One unmistakable shape though is the curb chain, with its familiar twisted interlocking rings—of varying quality—gracing just about every human at some point in their life. - 925 Sterling Silver - Polished w/ antiqued finish - Entirely made in-house in Los Angeles, USA - Certificate of Authenticity w/ unique serial number