CN ensures that the jewelry is created in China, While the letter D stands for solitaire diamond, indicating that just one diamond is used in the ring. As a result, if a hoop has N 925 Cn stamped on it, It's a purely natural sterling silver ring produced in China. https://casper77deposittanpapoton13456.post-blogs.com/57569077/the-definitive-guide-to-jp88