The Opal silver hoop necklace from Zigi is a mid-length necklace comprising large, irregular matt silver hoops in different sizes. The hoops range in size from large ovals (approx 4cm x 3cm) to small ring links (approx 1cm diameter). The total length of the silver hoop chain is approx. 65cm plus a 7cm extension chain. It has a lobster clasp and a drop of approx 15cm. Opal, silver hoop necklace sits on the breastbone. Nickel free jewellery.