21-Karat gold price in Brazilian real

21-Karat gold

21 karat gold is known for its use in jewelry and ornaments in many cultures and markets. 21 karat gold means that gold contains 21 parts of pure gold and three parts of other metals or alloys such as copper, silver, and zinc. 21 karat gold has a darker golden color and more luster than lower karats. It is also known as 21-karat gold or 875 gold. One gram of 21 karat gold contains 87.5% pure gold and 12.5% mixture of copper, silver, zinc, and sometimes other alloys.