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What Are The Different Karat Golds in Jewelry?

Jewelry Questions Answered

Karat is a measure of the purity of gold used in jewelry with pure gold being 24 karats. We are discussing the most common percentages of gold used in the United States and how they are identified.

Transcript

Welcome to Ganem Jewelers Jewelry Questions Answered. This podcast topic is different karat golds in jewelry. In the U.S. The most common are 10 karat, 14 karat, and 18 karat, but around the world there are many other karats. We will cover the most common.

In jewelry, pure gold is referred to as 24 karat. Its fineness is 99.9% gold. It will be hallmarked either 24K or 999.

22 karat has a fineness of 91.6% gold. It will be hallmarked either 22K or 916.

21 karat has a fineness of 87.5% gold. It will be hallmarked either 21K or 875.

18 karat has a fineness of 75% gold. It will be hallmarked either 18K or 750.

14K has a fineness of 58.3% gold. It will be hallmarked either 14K or 585.

10K has a fineness of 41.7% gold. It will be hallmarked either 10K or 416.

And the last one, 9 karat gold has a fineness of 37.5% gold. It will be hallmarked either 9K or 375.

Typically you can find the hallmark on the inside or backside of your jewelry. It is usually very small and you will probably need a magnifier to see it.

Check out our other episodes to answer your other questions about jewelry. Have a question we haven’t answered yet? Email us at questions@ganemjewelers.com

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