What is the difference between 18K gold and 24K gold?

What is the difference between 18k gold and 24k gold? The first thing to know is what is 18K gold and 24K gold. Nowadays, among the diamond jewelry, the most common one is 18K gold. In recent years, 24K gold has also been liked by many people, and the distinction between them is also affected by more and more people. Doubts.

The first thing to understand is what is K gold. K gold is an alloy in which gold and other metals are mixed. Because its English language is Karat Gold, it is simply called K gold. Karat is a measure of K gold.

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According to the national standard GB11887-89, the amount of gold per open (usually written as "k") is 4.166%. 18K gold is 18*4.166% = 74.998% (750 ‰), usually we are talking about G750, 24K gold is 24*4.166% = 99.984% (999 ‰) is also commonly referred to as pure gold or 1000 gold.

Therefore, the difference between 18k gold and 24k gold mainly refers to the difference in gold content among jewelry. 18K gold contains 75% gold and 25% other metals, and 24K gold contains 999 gold. According to national standards, the theoretical value of 24K gold content should be For 100%, gold is barefoot, so strictly speaking, 24K does not exist.

What is the difference between 18K gold and 24K gold? Seeing this, you understand it, so the state has a clear rule on the fineness of the gold content of gold products. Each gold jewelry must indicate its gold content and weight.