A 925 is a trademark indicating that the jewelry is made of sterling silver. Here, CZ refers to Cubic Zirconia. There's no distinction among the markings S925 and 925; both designate which the merchandise of jewellery is made from sterling silver of the highest excellent. It's a global, pure-Enjoy index https://casper77daftarsitusjudion68912.ja-blog.com/37015068/about-jp88