Diamond Clarity

Inclusions inside the diamond and blemishes on the surface of the diamond affect its clarity grade.

Fewer inclusions & blemishes =
costs more
Flawless (FL)
Internally flawless (IF)
Very, very slightly included 
V V S 1, V V S 2
Margaretti diamonds are flawless to VS quality
Very slightly included
V S 1, V S 2
More inclusions & blemishes=
costs less
Slightly included
S I 1, S I 2
Included
I 1, I 2, I 3
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