This Vario clasp Loop key is made of 18K yellow gold and stainless steel. The gold loop is 9.5mm in outer side diameter and 6.5mm inside diameter. The piece features an understated brushed finish that presents a look as elegant and timeless as its wearer. This connector has a male bayonet key that connects with any pendant that has a female connector. It serves as a bail to be used with a traditional chain or choker.??This Vario Loop with Key comes with "Free Gift Wrapping".