GIA Diamond Essentials Final Exam 2023 Questions and Answers;(Diamond Basics Test)
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GIA Diamond Essentials
GIA Diamond Essentials Final Exam 2023 Questions and Answers;(Diamond Basics Test)
The combination of the Four C's relates primarily to
Value
The metric carat equals (in grams)
0.200 gram
The small, flat, polished surfaces on a finished diamond are called
Facets
Diamond is composed primari...
gia diamond essentials final exam 2023 questions and answersdiamond basics test the combination of the four cs relates primarily to value the metric carat equals in grams 0200 gram the smal
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GIA Diamond Essentials Final Exam 2023 Questions and
Answers;(Diamond Basics Test)
The combination of the Four C's relates primarily to
Value
The metric carat equals (in grams)
0.200 gram
The small, flat, polished surfaces on a finished diamond are called
Facets
Diamond is composed primarily of (element)
Carbon
Gem shapes and cutting styles other than the "standard round brilliant" are
called (Standard Round Brilliant or "________"
Fancy Cuts
Clarity characteristics confined to the surface of a polished diamond are called
Blemishes
The term "point" in reference to weight is equal to One ________ of a Carat
01 or 1/100th of carat, 2 milligrams, or 0.002 grams.
A gemstone's resistance to scratching is known as its
Hardness
On average, mine workers must process more than a ton of rock to recover
A half carat of diamonds
The flashes of color you see in a polished diamond are called
Fire
A standard round brilliant-cut diamond has
57 or 58 facets
The term brilliant cut is used for gemstones with facets that
Are mostly triangular or kite-shaped
Compared to blemishes, inclusions normally have more or less impact on a
diamonds's value?
More impact
The three major parts of a polished diamond are crown, pavilion, and
Girdle
Fracture filling can dramatically affect a diamond's (not actual-but "_____"
Apparent clarity
An included diamond crystal that reaches the surface of a cut diamond is called a
Knot
The most convenient and inexpensive magnifier adequate for diamond grading is
the (you have 1 in your store)
Loupe
A diamond with "noticeable inclusions at 10X would receive which of the
following clarity grades?
SI1 or SI2
You should tell your customers that the SI designation means
Slightly included
, A detailed map of a diamond, showing its clarity characteristics, is called a
Plot
A diamond that's graded Flawless might still have
Extra facets on the pavilion not visible face up
The general term for clarity characteristics within a diamond is
Inclusions
When part of the rough crystal's original surface is left on a fashioned diamond,
it's called a
Natural
The standard magnification used for clarity grading is
10X
In describing inclusions to customers, which of the following terms would
probably be best to use?
Clarity characteristics
The general term for any break in a diamond is
Feather
Clarity characteristics limited to the surface of a diamond are called
Blemishes
To color grade a light yellow or brown diamond, graders compare it to a
masterstone for
Tone & saturation
Which of the following GIA color grades indicates the greatest amount of yellow?
H
Each letter grade in the GIA Color Scale represents
A range of color
On the GIA color scale, the top grade in the normal color range is
D
The normal color range of diamonds is
Colorless to light yellow, brown, and gray
Which of the diamond colors listed here are the most rare?
Red & purple
Most consumers can easily see color beyond
M
Irradiated diamonds might change color when exposed to
Heat
Which masterstone does the GIA Laboratory use to determine the point where a
yellow diamond transitions to the colored diamond grading scale?
Z
The combination of tone & saturation that determines how noticeable a color is,
is known as
Depth of color
The price differences between colorless diamonds and near-colorless diamonds
are due primarily to
Rarity
When mounted, G, H, and I color diamonds can look
Colorless face-up
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