Pure gold lf97 usually refers to pure gold with gold content above 99.9%. Lf in Lf97 refers to the serial number of the manufacturer (Liu Fu Jewelry). 97 is the manufacturer's number of this gold jewelry. This kind of pure gold is mainly divided into two categories: one is pure gold and the other is pure gold. The gold content of pure gold is above 24k, while the gold content of pure gold is above 99.9%.
Pure gold is a kind of gold, which means that its gold content is not less than 99%. Pure gold is a precious metal and also a jewelry material.