Diamond 4 C's

An ancestral weight unit from the East

The carat is a unit of weight. It’s originates from the orient, where, in ancient times people used carob seeds to weigh precious stones.

For example: 1ct=0,2g

The choices of a diamond's shape is a matter of taste

Most diamonds are cut in the brilliant round shape, but other cuts are very popular as well. The choice of a diamond’s shape is a question of taste.

Brillant

Brillant

Marquise

Marquise

Pear

Pear

Heart

Heart

Ovale

Ovale

Emerald

Emerald

Princess

Princess

Too flat a cut

Too flat
a cut light escapes

Ideal cut

Ideal cut
the light reflects back to the observer

Too deep a cut

Too deep
a cut light escapes

One of the cutter’s goals is to make sure that the cut allows light to go through in the best possible way in order to optimize the diamond’s fire.

Taille schema

The most famous color is the white

The most famous color is white. To be more precise, one should say absence of color. Most diamonds have a small trace of yellow, brown, or gray.

DExceptional white+River
EExceptional white
FRare white+Top Wesselton
GRare white
HWhiteWesselton
I
J
Slightly tinted white
K
L
Slightly tinted color
M
à
Z
Tinted

There is a wide variety of colored diamonds, very rare and very valuable.

Inclusions in the diamond tell their story

A diamond can have many inclusions, which are able to tell us about it’s history, origin, or particularities about the stone. These inclusions may also alter it’s transparency.

This scale is done by an expert (diamond cutter/merchant, gemologist) with a color corrected lense magnifying ten times.

  • IF
    Internally Flawless

    A diamond having no visible inclusions when examined under a lens magnifying 10 X

  • VVS1-VVS2
    Very Very Small included

    Very, very small inclusion(s) barely visible (10 X mag.)

  • VS1-VS2
    Very Small included

    Very small inclusion(s) barely visible (10 X mag.)

  • SI1-SI2
    Slightly Included

    Small inclusion(s) easily visible (10 X mag.)

  • I1-I2-I3
    Imperfect

    and/or multiple inclusion(s) visible with no magnification