K is carat, which represents gold content one of the characteristics of gold is soft. Because it is too soft to make jewelry with pure gold, it is difficult to inlay a variety of exquisite styles, especially when it is inlaid with treasures such as pearls, gems and emeralds. Therefore, in ancient times, people knew that a small amount of silver, copper, zinc and other metals were added to pure gold to increase the strength and toughness of gold. Or other gold products. The system that determines the content of gold is called "gold", and English is "karat"
K is carat, which represents gold content
one of the characteristics of gold is soft. Because it is too soft to make jewelry with pure gold, it is difficult to inlay a variety of exquisite styles, especially when it is inlaid with treasures such as pearls, gems and emeralds. Therefore, in ancient times, people knew that a small amount of silver, copper, zinc and other metals were added to pure gold to increase the strength and toughness of gold. Or other gold products. The system that determines the content of gold is called "gold", and English is "karat"