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Freshwater Pearl Grading

Gem(formally presidential line), AAA & AA+

This system grades pearls on a scale from A to AAA, with an additional grade being given to extremely rare and high quality gem grade pearls.

Grade Description
Gem Quality Round to the eye.  Supreme luster with excellent matching and clean surface quality >95% blemish free. 
AAA Near round to the eye.  Brilliant luster, 80-90% free of any blemishes or marks. 
AA Medium luster with surface defects over not more than 60% of the surface area.
A Noticeably off round. Very little to no luster, 70-90% free of any blemishes or marks.



More Freshwater Pearl Information:

Freshwater Pearl Basics
Freshwater Pearl Sizes
Freshwater Pearl Colors
Freshwater Pearl Grading

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