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PEARL GRADING
SHAPE
(Put your mouse over the picture to see the shape)
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Grade TOP
A flawless pearl with excellent luster
Grade A
Flawless on at least 90% of the pearl's surface
Grade B
flawless on at least 70% of the pearl's surface
Grade C
Flawless on at least 40% of the pearl's surface
Grade D
At least 60% of the pearl's surface will exhibit flaws
QUALITY
DARK
mostly black with a pink to purple overtone
GREEN
with a pink to purple or blue overtone
GREY
light to dark grey
FANCY
light multicolored
COLOUR
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