Gemstone News Center

CZ is cubic zirconia, CZ means lab-created,which is invented by aerospace experts of the former Soviet Union.It is because the zircon performs the close way to the natural diamonds, so it is still often used to replace natural diamonds in the jewelry market. Cubic Zircon is also called “CZ diamon   Read More>

First of all, we know that a diamond has one unique feature -- its hardness. Diamonds have a Mohs hardness of 10, while zircon has a Mohs hardness of 6-7. Therefore, we can use their hardness differences to distinguish . Find a gem with a hardness in the middle of them and scratch it on the diam   Read More>

What is a synthetic gem? That is, all or part of the artificially produced inorganic products, and their physical properties, chemical composition and crystal structure are basically the same as the corresponding natural gems. That is to say, there is not much difference between synthetic gems and n   Read More>

People always have a strange behavior, i.e. want to figure out the diamond bought by them or their friends is a moissanite or a natural diamond? You may use these methods to show my friends and relatives to show that I am professional. Here are some simple identification methods: Perspective tes   Read More>

However, buyers should be alerted that melees do not have a value preservation function! Generally speaking, diamonds are classified into 10 grades. Diamonds no less than 1 carat are called big diamonds, which have the most value preservation and appreciation functions. Diamonds smaller than 0.1 c   Read More>