Main
>
 
En français
 
Precious stones
 
    Diamond
    Emerald
    Ruby
    Sapphire
 
Semi-precious stones
 
Technical information
 
History of the stones
Diamond
Clarity
  »Color »Cut
According to countries', one considers the perfection internal of diamond but one can also add to it surface (in particular in Northern Europe and United States).

Iinternational label
Qualification
Description
Internally flawless (if) Pure with the magnifying glass No defect interns with the magnifying glass 10x
Very very small inclusions (vvs) Very very small inclusions Tiny hardly perceptible inclusions with the magnifying glass 10x
Very small inclusions (vs) Very small inclusions Very small inclusions detectable with the magnifying glass 10x
Small inclusions (si) Small inclusions Small inclusions detectable with the magnifying glass 10x
1st Pique (P1) Visible inclusions Inclusions Immediately detectable with the magnifying glass 10x (without effects on the brilliance)
2nd Pique (P2) Larger inclusions Great and/or many inclusions visible with the naked eye (affect the brilliance slightly)
3rd Pique (P3) Big inclusions Important and/or many inclusions visible with the naked eye (affect the brilliance considerably)