Hetian Jade, or "yu" in Chinese is also. Known as the "Stone of Heaven".
Desired stone prized for thousands of year in China for its protective powers and healing qualities. It is also said to stimulate creativity and mental agility, and enhance one's health. This is a natural Hetian Jade. In Chinese folklore the earring is an Affluent health good fortune, This Hetian jade is certified by professional accreditation bodies and produces certificates. Dimension: internal diameter:61mm/2.40in.
It is widely used in international online business.