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Article #337: Diamond cut and light performance

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Before you start diamond shopping, you its better price or to buy a 1.10 carat
need to have a prior understanding of diamond for its fine cut.
what you're buying. It's quite common to Light Performance
confuse a diamond's cut with its existing Diamond's beauty is recognized by the way
shape. The cut actually describes a it shines, sparkles, and the light it
diamond's light performance, dimensions produces. Logically having accurate
and finish. With the below given quantitative and qualitative analysis of
information you can understand the the light being returned by a diamond
process of cutting a diamond and choosing could certainly be very helpful in
them with light performance. determining its beauty and evaluating its
Cutting Process cut quality.
The process of cutting or shaping a rough The light performance concept was
diamond into a polished gemstone is a initially introduced by GemEx in 1998,
task of both an art and a science. The and then AGS introduced their version in
choice of cutting a diamond is often 2005 and GIA introduced their version
decided by the original shape of the this 2006. Light performance deals with
rough stone, location of the inclusions the amount of light produced what kind of
and errors to be eliminated, and light and the origin of light emitted or
preservation of the weight, some reflected by a diamond source.
popularity of shapes amongst consumers To understand and measure the light
and with many other considerations. The dynamics performance and behavior of a
round brilliant cut is normally preferred diamond is certainly a historic and
when the crystal is an octahedron, as probably the most significant event in
often two stones might be cut from one of modern diamond history, which would
such crystal. Oddly shaped crystals such affect how a diamond should be cut to
as macles are preferred to be cut in a maximize beauty. Prior to this time there
fancy way that is a cut other than the was actually no technologies or protocol,
round radiant. which might relate a diamond's actual
With the modern techniques, the cutting light performance with the proportions
and polishing of a diamond crystal mostly and angles it was cut. Much of the idea
results in a dramatic weight loss in on how much brilliance a round diamond
diamond; rarely is it less than 50%. can be produced was based on theory not
Sometimes it is possible that the cutters by measurement.
compromise and accept lesser proportions As we know cut describes a diamond's
and symmetry in order to avoid inclusions light performance, dimensions and finish.
or may be to preserve the carat rating. Shape refers to the overall and real
Since per carat price of diamond shifts outline of the diamond when viewed from
around key milestones (such as 1.00 the top. Since all diamond shapes are
carat), numerous one-carat diamonds are very different, unique characteristics
the result of negotiation "Cut" for determine excellence for each shape be
"Carat." Some jewelry experts do advise careful while choosing the most beautiful
consumers to buy a 0.99 carat diamond for diamond for you.






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