Question: are gold coins 24 karat?
Answer: Purity of gold coins Karat is the more commonly used measure of gold purity. 24 Karat (KT) is considered to be purest form of gold which contains 24/24 parts of gold. Similarly, 22KT gold contains 22 parts of gold and 2 parts of other metals such as zinc or silver to make it more durable while making jewellery.