22 karat gold is made up of 22 parts gold and two parts other metals/alloys such as copper, silver, nickel, and zinc. Because it contains 91.67% pure gold, 22 karat gold is also known as 916 gold.
Because it contains 99.99% pure gold, 24 karat gold is also known as pure gold.
24k gold: 99.9% gold 22k gold: 91.67% gold
24k gold: Because gold is very soft, it is suitable for investment. 22k gold: Because of the presence of other metals in it, it is suitable for making jewellery.
24k gold: Pure gold 24k is used in medical and electrical device applications. 22k gold: It's used to make jewellery and coins.
24k gold: Although 24k gold has a brilliant colour, it is not suitable for making jewellery. It is far too soft to withstand wear and tear. 22k gold: Because of the presence of other metals in 22k gold, it is more durable for making jewellery.