Handmade natural gemstones pendant, Unique jewelry for women, Beautiful gift for a birthday, anniversary, wedding, gradution. The pendant is made of 925 sterling silver and gemstone size is 25mm X 20mm The gemstone has irregular shape. All of natural rocks by kala jewelry is handmade with love and passion, You are more than welcome to visit my shop for more jewelry designs. All my Jewelry will be sent in a gift box with lots of love and care. If you have any questions about jewelry, we will answer promptly. Handmade, natural product Stone: Angel Opal Aura Quartz Metal: 925 Solid Sterling Silver. Rainbow Aura Quartz, also called Angel Aura Quartz or Opal Aura Quartz, cleanses the aura and can facilitate deeper and higher levels of meditation.