What Are the Purest Gold Coins? A Quick Guide for Investors

This U.S. Saint Gaudens Double Eagle Gold Coin was shot on a black background and is being held with white gloves. a98ntfp/Shutterstock

Gold is a popular choice among novice and seasoned investors who want to diversify their investment portfolios. When buying gold, you’ll likely discover that varying purity levels can impact its value. So what are the purest gold coins available on the market?

Below, we discuss some facts you need to know about understanding the actual gold content and face value of popular gold coins.

Are All Gold Coins Made of Pure Gold?

No, all gold coins contain an alloy mixture of primarily gold and other precious metals for optimal coin durability and strength. The purest gold coin in the world is 99.999 percent gold, which means that no 100 percent pure gold coins exist.