What does 18kt mean

But how can you recognize that a piece is indeed made of gold with this level of purity? Here we have listed the most common marks for 18K gold that you could find stamped on such jewelry. As its karat number suggests, it consists of 18 parts pure gold and 6 parts other metals, for a total of 24 parts. The standard karat marks for karat gold are easy to recognize — they contain the number 18 followed by letters such as K, Kt, or KT, all of which indicate karat.

So, if you see a stamp that reads 18K , 18KT , or 18Kt , it means the gold is 18 karats. A more interesting case is when you see the letters KP also K.

The P-letter mark is important because unless it is stamped on your jewelry, its actual karat may vary slightly from the mark value — the permitted deviation is 0.

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Gold jewelry is often stamped with certain marks that provide information on its purity. These marks help the consumer to determine the value and authenticity of a piece of jewelry. Most jewelry has at least one mark designating its gold content. Consumers wanting to purchase 18 karat jewelry should look for one of three marks.

Karat refers to how much gold is in a particular item. Gold jewelry can range from 24K to 10K; 24K is percent pure gold while 10K is A piece of jewelry stamped 18K means that it is 75 percent pure gold.