A 925 is a hallmark indicating which the jewellery is product of sterling silver. In this article, CZ refers to Cubic Zirconia. There is absolutely no distinction amongst the markings S925 and 925; each designate which the item of jewellery is made from sterling silver of the best high quality. https://messiahwhned.newsbloger.com/37632406/what-does-jp88-mean