The value of diamonds varies greatly with the clarity, color and cut. The price of ordinary carat diamonds with H color and VVS clarity grade is about 50,000-60,000 yuan; The price of top carat diamonds with D color and VVVS clarity grade is as high as 13- 14000 yuan. However, there is not much difference between the two kinds of diamonds in appearance, which needs to be identified by professional institutions.
Extended data
GIA diamond diamond clarity grade
1, Flawless Grade (FL) Under the magnifying glass of 10, the diamond has no inclusions or surface defects.
2. If observed under the magnifying glass of 10 times, there are no inclusions in the diamond, but there are negligible defects on the surface, which can be removed by polishing.
3. Very slight inclusion grade (VVS) Under the magnifying glass of 10 times, there are extremely subtle flaws in the diamond, which is difficult for even professional appraisers to see.
4. Slight inclusion grade (VS) Under the magnifying glass of 10 times, you can see the defects of the diamond, but it is very small.
5. The microscopic inclusion grade (SI) is 10 times. Under the magnifying glass, this diamond has obvious defects.
6. The defect of inclusion grade (I) is very obvious under the magnifying glass of 10 times, and can be seen by naked eyes, and it also affects the firmness, transparency and luster of the diamond.
Baidu encyclopedia-diamond clarity
Is it true that diamonds below-1 carat are not preserved?