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Our Grading System

Each gemstone I sell has been graded to indicate its clarity. I use a simplified system which I will explain here.

 

EC = Eye Clean

 

This is the best grade that I will give a stone. It means that with the naked eye the gemstone appears to be clean with no visible inclusions or flaws.It is possible that there might be very minute inclusions which I simply have not seen. In the industry there is one higher grade : Loupe Clean. This is using a special X10 magnifying glass to inspect the stone and finding no inclusions or flaws.

 

VSI = Very Slightly Included

I usually apply this grading to a gemstone if it has only one or two very small/minor inclusions. This is usually a single spot, bubble, needle or veil that is almost impossible to see under normal conditions. The overall beauty of the gemstone is not affected at all.

 

SI = Slightly Included

This gemstone may have slightly more minor inclusions. None of them detract from the overall beauty of the stone in a noticeable manner. Generally these inclusions would be hard to detect once the stone has been set.

 

I = Included

An included gemstone has multiple inclusions of the same or varied type. These are noticeable and must be considered. Setting the stone will not hide the inclusions

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