When buying a diamond
it is important to understand the four "C"s. The four "C"s
are...
Cut, Color, Clarity,
and Carat weight
The four "C"s establish
the ultimate value of your diamond. The information below will
give you a better understanding of what makes up the four "C"s.
CUT
Many people confuse cut with the shape
of a diamond. The shape you select is a matter of individual
taste, and today your choice is only limited by the skill
and imagination of the craftsman.
The cut is the most critical component of the
4 C's, since the value of two diamonds with exactly the same
carat weight could vary by up to 30% depending on the quality
of cut. Just as fine cloth needs an expert tailor to create
a quality garment, the diamond cutter controls the fire and
brilliance of a diamond.
The cutting grade is determined by the diamond
cutter's effort to maximize the refraction of light during every
stage of the fashioning process. Most brilliant-cut or fancy-shaped
diamonds possess fifty-eight carefully angled flat surfaces,
called facets, whose placement will affect the fire, brilliance
and ultimate beauty of your diamond.
COLOR
The most prized diamonds are color-less.
Their beauty depends entirely upon their remarkable optical
properties. All the colors of the rainbow are reflected back
to your eye. Though most diamonds appear to be icy-white, the
fact is that most diamonds have slight traces of color, usually
yellow or brown. The most valuable is no color, or colorless,
due to its rarity. With each subtle departure from colorless,
there is a decrease in rarity and value. The GIA color grades
range from D (colorless) all the way to Z (yellow-brownish).
CLARITY
Clarity in a diamond is defined
by the presence of natural characteristics. A diamond is graded
using a microscope at 10 power (10x) magnification. The most
rare and valuable diamonds have no natural characteristics at
10 power, and diamonds with more and larger characteristics
are less rare and less valuable. As with color, differences
in clarity can be very subtle, yet have a decided impact on
value.
CARAT
Carat weight is the standard
unit of weight for diamonds. One carat equals 1/5 of a gram,
or .007 of an ounce. Carat weight is further divided into
decimals. For example, exactly 1/2 carat is .50 carat and
expressed as 50 points. Because diamonds are weighed to hundredths
of a carat, they must be weighed on extremely precise and
sensitive scales. All other factors being equal, as weight
increases, so does rarity and value.
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