Blue Nile is a renowned and respected diamond retailer established in 1999. They are widely known as one of the first diamond jewellers to offer affordable diamonds, gemstones and customisable jewellery.    Blue Nile diamonds are extremely popular in the diamond market because they don’t come with the overhead costs that are commonly associated with traditional diamond retailers. Blue Nile was also long known as the company that disrupted the traditional diamond buying experience because of their lower prices and more accessible diamond jewellery.