18k gold plated. Polished metal construction. Pendant. Lobster closure. Extender. 46cm including extender. Please Note: Avoid contact with lotions and perfumes. The 18k Gold Plated Pebble Necklace features a polished metal construction with a pendant design. It includes a lobster closure and an extender, with a total length of 46cm, offering a refined and versatile addition to any jewellery collection.