Our Luciana Necklace is made from our venetian box chain. The chain is secured by a small 12mm lobster clasp. Material: Recycled Brass Chain measures 4mm wide. Plating: 14K Gold Plated Available in the following lengths: 13", 14", 15", 16", 18", 20", 22" 24", 26" 30", 36" Our jewelry is always handmade from sustainable materials in the USA. Model is wearing the Luciana Box Chain Necklace as the 3rd (bottom most) layer.