Frame Material: 18K Gold Over Solid Genuine .925 Sterling Silver.
Shape: Hexagon shape
Measurement: Stone is 12mm, the charm is 17mm including ring,13mm wide
These stones are known as hydrothermal quartz, which contains the same physical, chemical and optical properties of natural stone. For further information and details regarding this process, see the AZ Findings Blog: http://www.azfindings.com/blog.