These Brand New Miami Cuban Chains are 100% GENUINE 14K YELLOW GOLD and are STAMPED 14K. These chains are REAL GOLD, they are NOT PLATED, NOT FILLED. These chains have a lighter feel, but rest assured these chains are still entirely made of 100% Pure 14K Gold. These chains fasten with a 14k Yellow Gold Box Clasp (Sizes 4.5mm and lower feature a Lobster Clasp) that is very strong and easy to use. These chains can be layered, stacked, worn on their own or with a pendant or charm. These high quality Miami Cuban chains will not tarnish or discolor as they are Pure 14k Gold and MADE IN ITALY.