CN signifies that the jewelry is produced in China, Whilst the letter D stands for solitaire diamond, indicating that just one diamond is used in the ring. S925 ALE 54 refers to a world common for sterling silver jewelry, where ALE is brief for Algot Enevoldsen, the father of PANDORA, https://josuexabeh.losblogos.com/35860714/the-2-minute-rule-for-jp88