Understanding Gold Purity: 995 vs. 999.9

Gold purity is a critical factor in determining the value of gold. The numbers 995 and 999.9 refer to the percentage of pure gold in a given piece. 995 purity means the gold contains99.5% pure gold, with the remaining 0.5% being other metals like silver or copper. This is commonly used for industrial purposes and investment products. 999.9 purity (also known as “four nines” gold) represents 99.99% purity, the highest standard for gold bars and coins, preferred for high-end investment products. The difference in purity affects the price and desirability.