CN signifies that the jewellery is manufactured in China, While the letter D means solitaire diamond, indicating that only one diamond is used in the ring. Place hallmarks: Some countries have their own hallmarking devices. Identifying the country hallmark can offer clues concerning the jeweler’s origin and prospective sizing requirements. Algot https://cashfsepz.blogrelation.com/43382753/the-definitive-guide-to-jp88