Value correct answers The combination of the Four C's relates primarily to
0.200 gram correct answers The metric carat equals
Facets correct answers The small, flat, polished surfaces on a finished diamond are called
correct answers Most diamonds used in jewelry are
Carbon correct answers Diamond is composed primarily of
Fancy cuts correct answers Gem shapes and cutting styles other than the standard round
brilliant are called
Blemishes correct answers Clarity characteristics confined to the surface of a polished
diamond are called
correct answers The term "point" in reference to weight is equal to
Hardness correct answers A gemstone's resistance to scratching is known as its
A half carat of diamonds correct answers On average, mine workers must process more than
a ton of rock to recover
Fire correct answers The flashes of color you see in a polished diamond are called
57 or 58 facets correct answers A standard round brilliant-cut diamond has
Are mostly triangular or kite-shaped correct answers The term brilliant cut is used for
gemstones with facets that
More impact on a diamond's value correct answers Compared to blemishes, inclusions
normally have
Girdle correct answers The three major parts of a polished diamond are crown, pavilion, and
Apparent clarity correct answers Fracture filling can dramatically affect a diamond's
Knot correct answers An included diamond crystal that reaches the surface of a cut diamond
is called a
Loupe correct answers The most convenient and inexpensive magnifier adequate for diamond
grading is the
Bearding correct answers Which of the following is a result of the bruting process?
SI1 or SI2 correct answers A diamond with "noticeable inclusions at 10X would receive
which of the following clarity grades?
, Slightly included correct answers You should tell your customers that the SI designation
means
Plot correct answers A detailed map of a diamond, showing its clarity characteristics, is
called a
Extra facets on the pavilion not visible face up correct answers A diamond that's graded
Flawless might still have
Inclusions correct answers The general term for clarity characteristics within a diamond is
Natural correct answers When part of the rough crystal's original surface is left on a
fashioned diamond, it's called a
Nature correct answers One of the five factors that determine the overall effect of inclusions
on clarity is
10X correct answers The standard magnification used for clarity grading is
Clarity characteristics correct answers In describing inclusions to customers, which of the
following terms would probably be best to use?
Feather correct answers The general term for any break in a diamond is
Blemishes correct answers Clarity characteristics limited to the surface of a diamond are
called
Tone & saturation correct answers To color grade a light yellow or brown diamond, graders
compare it to a masterstone for
H correct answers Which of the following GIA color grades indicates the greatest amount of
yellow?
correct answers The most common color of fluorescence in gem-quality diamond is
A range of color correct answers Each letter grade in the GIA Color Scale represents
D correct answers On the GIA color scale, the top grade in the normal color range is
correct answers The most commonly encountered colors among colored diamonds are
Colorless to light yellow, brown, and gray correct answers The normal color range of
diamonds is
Red & purple correct answers Which of the diamond colors listed here are the most rare?
M correct answers Most consumers can easily see color beyond
Heat correct answers Irradiated diamonds might change color when exposed to