These Brand New Pave Cuban Chains are 100% GENUINE, SOLID 10K YELLOW GOLD and have been professionally tested and stamped 10k. These chains are REAL SOLID GOLD, they are NOT HOLLOW, NOT PLATED, NOT FILLED. The chains fasten with a 10k Yellow Gold Lobster Clasp that is very strong and easy to use. They can be layered, stacked, worn on their own or with a pendant or charm. Diamond Cut Cuban Chains are especially known for their classic style, shine, and strength. These high quality chains will not tarnish or discolor as they are Pure 10k Gold and MADE IN ITALY. Our highly experienced Italian manufacturers apply high polish and diamond cut on these chains to add extra shine while maintaining their smoothness and overall comfort.