Pure natural crystal stones+All crystal jewelrysPure natural crystal stone The stone weighs 596g +2 necklaces + a pair of ear studs.+ 3 rings + 2 pendants. There are bound to be cracks, potholes, and it's hard to avoid, because it's all natural. If it's perfect, it could be glass or it could be processed. The amethyst is called a amulet, which can usually drive evil luck, enhance personal luck, and promote intelligence, stable emotions, improve intuition, help thinking, concentrate, enhance memory, and give people courage and strength.