When it comes to finding the Best Karat Gold for your needs, it's important to understand the different types of gold and their corresponding karat ratings. Gold is divided into six different categories based on its purity: 10%, 9.5%, 9%, 8.5%, 8% and 7%. Karat is a measure of a metal's purity, and the higher the number, the more pure the metal is. The most popular type of gold for jewelry is...