We have 3 different quality grade pearls available:
A, AA,
AAA.A grade: Cheap price, commercial grade pearls, visibly off-round, fair to poor luster, blemish rate less than 50% on each pearl surface, strands will display spotting and blemishing.
AA grade: Expensive than A quality, represents the top 10% of yearly pearl harvests, visibly off-round, good to fair luster; medium rate of reflection, blemish rate less than 20% on each pearl surface.
AAA grade: Expensive than AA quality, Represents the top 1% of yearly pearl harvests, mostly round to the eye upon close inspection. excellent luster; sharp with high rate of reflection, reflected light is fairly crisp, some staining near edges. blemish rate less than 5% on each pearl surface.