The 18K gold coil pictured here with Angela Hubel's pearl pendant is one of Niessing's many gold, platinum and steel coils that make a modern statement with any pendant or charm. This one is the thinnest made, 1.2mm diamter, and is very long, 23 inches, to wear Angela's pendant on the bias. There is a size and diameter for any use, please email sales@aaronfaber.com for more information.