Once you know all of that, you can use a simple formula to get your answer. Divide the cost of gold per ounce by the weight of the chain in grams. Then, divide your answer by 24, since 24K is pure gold, and multiply that answer by your chain’s karat to find the price by the gram. Sep 9, 2019

How many grams of gold is in a gold chain?

For example, if you have determined that your necklace weighs 8 grams, then the pure gold in it will be 58.3% of that number, or about 4.7 grams. If you’re looking to buy a gold chain, we recommend that you check out the great selection of chains available at Amazon.

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