These Brand New Franco Chains are 100% GENUINE 10K YELLOW GOLD and are STAMPED 10K. 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 10K Gold. These chains fasten with a 10k Yellow Gold 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 Franco chains will not tarnish or discolor as they are Pure 10k Gold and MADE IN ITALY.