It’s So Good You Won’t Believe It’s Not Real. This ring features stunning round-cut stones, set in a beautiful scallop setting that span the entire circumference of the band. The captivating stones are 100% simulated diamond material (AAA CZ), wrapped in certified 925 sterling silver, and plated in rhodium, making the ring sit flush with your finger. The Charlotte will complement many other rings and help you make the stack of your dreams.