Gold l25 is the manufacturer's code or code. There are three kinds of pure gold according to purity: 990, 999 and 9999. Except that 990,999 refers to thousands of gold with a gold content of 99.9%, 9999 refers to thousands of gold with a gold content of 99.99%. Pure gold covers a wide range, as long as the gold content is above 99%, it is called pure gold, so pure gold has become the highest value named in the national standard of jewelry color. Pure gold is very soft because of its high gold content, and its color is close to red and yellow. It has good value-added and value-preserved, and is suitable for investment.

P stands for gold plating, and p 125 stands for the symbol of gold plating.