Sterling Silver ROUND BOX Chain Necklace 2.5mm Black 2-tone Diamond Cut Nickel Free Italy, 20 & 24 inch this Silver Box Chain is made with Rounded Links Black Rhodium Plated, and Diamond cut on the sides for a Two Tone Effect Rhodium Plated, to Match White Gold Charms and Pendants Solid Sterling Silver Made in Italy excellent quality Nickel Free Hypoallergenic, Excellent Quality