This authentic Tiffany & Co solid 18k yellow gold chain necklace is stylish and versatile with a sturdy look and feel. The chain bears the Tiffany & Co hallmark and is high quality with very rich color from the 18k. This chain is made of solid 18k yellow gold, unlike the many plated or hollow link chains on the market. Measuring 2.9mm in width and 26 inches in length, the chain has a substantial look. It is a paperclip style with a single figaro link pattern. The clasp is a spring ring. This chain is stylish, great quality, and offered at an excellent value.