Cognac colored diamonds sell at 30% less than
comparable white diamonds. The color descriptions of brown diamonds are now described and
marketed as Champagne or Cognac colored to increase their overall appeal.
And tastes in diamonds are changing - the existing and much lower
selling price of cognac colored diamonds make a very good selling point.
What exactly are Cognac Diamonds? Cognac diamonds have a tint of brownish
body color and the term Cognac is an alternative way of describing brown
diamonds. A Diamond can occur in nearly any color,
though yellow and brown are by far the most common. The Cognac diamond is a member of the Carbon family and is the
hardest substance known. The word Diamond is derived from the Greek word
"adamas" which means "hardest metal" reflecting the property of the
Diamonds are Forever...
An Impartial Guide to Diamonds
What is the Definition
of a Cognac Diamond? Colored
diamonds contain impurities or structural defects that cause the
coloration. The most common impurity, nitrogen, causes a slight to intense
yellow coloration depending upon the type and concentration of nitrogen
present. Brown or Cognac “amber” diamond crystals show some deformation called “brown
graining”. They also contain nitrogen.
The Color Scale or
Grade for Brown Diamonds
Very light brown (champagne)
Medium brown (champagne)
Brown (dark champagne)
Dark brown (fancy cognac)
created the following scale for brown diamonds to separate them into
their progressively darker tone ranges which are described as follows:
Cognac Diamonds in Jewelry
Cognac diamond in jewelry are becoming increasingly popular especially for
dress rings and as solitaires. Cognac diamond earrings,
bracelets, necklaces and of course engagement rings and
eternity rings are the most popular types of jewelry.
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