"Twenty-four carat gold is viewed as a type of global money, since it is acknowledged the world over," said Kent Wong, overseeing executive of Chow Tai Fook Jewelry in Hong Kong, which presented the institutionalization of 999.9 unadulterated gold adornments in 1984. "Since gold gems is sold by weight, clients can offer their gold back to the diamond setter, which is regular practice in Chinese society."