Zhengzhou Supplier VS1 Rough Lab Grown Diamonds 4-4.99 Carat

         HPHT diamonds are simply synthetic diamonds, which can also be called cultured diamonds. This diamond has been recognized by more and more people in the past two years and is one of the best alternatives to natural diamonds. For many ordinary consumers, cvd diamonds and natural diamonds are very similar in appearance and can not be distinguished at all, so what is the difference between cvd diamonds and real diamonds? What are the disadvantages of cvd diamonds?

         What is the difference between HPHT diamonds and real diamonds? In fact, HPHT diamonds are also real diamonds, which are planted by real diamonds as seeds, and there is no difference in physical and chemical properties from natural diamonds. So HPHT diamonds can not be said to be fake diamonds. What you really want to know is the difference between HPHT diamonds and natural diamonds, so let's learn from many aspects:

1. The growth environment of the difference between HPHT diamond and natural diamond from the growth environment, HPHT diamond is cultivated in the laboratory through some special methods, is a kind of artificial diamond, the formation of a short time. The natural diamond is different, it is the natural gem which exists in the nature, is at present the nature hardness does not have the material which may compare favorably with it, forms the time has several ten million years even is on hundred million years, belongs to one kind of precious resources which cannot regenerate

2. The difference between HPHT diamond and natural diamond price in the sales process, the most obvious difference between HPHT diamond and natural diamond is the price, the price of HPHT diamond will be much lower, basically more than one fifth of the natural diamond.

3. Clarity of HPHT Diamond and Natural Diamond.There are few inclusions in HPHT synthetic diamonds, and some of them are pin-dot and black irregular inclusions. And no metallic inclusions appear in HPHT synthetic diamonds, so they do not have magnetism. There are many kinds of defective inclusions in natural diamonds. Even so, this aspect does not distinguish HPHT diamonds from natural diamond.Some people in the industry believe that HPHT diamonds and natural diamonds are different in color. In fact, early HPHT synthetic diamonds are mostly dark brown or light brown in color, while recent HPHT synthetic diamonds have been proved to be colorless or nearly colorless in color after later high temperature heat treatment. So in terms of color, HPHT diamonds and natural diamonds also have many similarities, and there is not much

difference.