Six diamond clarity , Chinese jewelry

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Clarity consists of two parts , namely the defects caused by surface the the original gems internal defects and process . Clarity to the naked eye is not easy to distinguish , so the best choice for the initial purchase of diamonds authoritative identification of the book . General appraisers will be observed by 10 times magnifying glass to get the results . Clarity is divided into six , as follows : completely clean level . Diamond inside and outside without any defects . This stage may be allowed in the pavilion portion redundant facet , the facet can not see from the countertop ; the natural native small plane or cleave plane can be seen , its size does not exceed the width of the waist , or not so that the waist is not round ; within extremely fine small point , since the colorless without affecting perspective .

IF (Internally Flawless), internal cleanliness level . No internal defects, point defects on the surface . VVS1 (Very very slight included), very , very fine the internal flaws grade . Insignificant defects, can be observed only from the pavilion portion or small flaws on the surface . VVS2 and VVS1 difference is VVS2 VS1 or VS2 ( Very mynewly included ) , very minor flaws grade . You can see very slight flaws, can see the size and location . VS1 and VS2 difference is VS2 may have the tiny cotton substance and hair stubble . SI1 and SI2 (Slightly included), the minor blemishes level . Times under a magnifying glass , you can see the flaws . I1, I2, I3 (Inperfect), unclean level . The defects can be clearly seen , and sometimes also able to clearly see the apparent cleavage .