CN ensures that the jewellery is made in China, Whilst the letter D means 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 is just a natural sterling silver ring produced in China. https://casper77ialahsitusslotonl89888.dreamyblogs.com/37267436/the-smart-trick-of-jp88-that-nobody-is-discussing