The three major parts of a polished diamond are crown, pavilion, and - ANSWERgirdle.
The term brilliant cut is used for gemstones with facets that - ANSWERare mostly triangular or kite-shaped.
Clarity characteristics confined to the surface of a polished diamond are called - ANSWERblemishes.
...
Diamond Essentials Question Bank
CORRECT 100%
The three major parts of a polished diamond are crown, pavilion, and -
ANSWERgirdle.
The term brilliant cut is used for gemstones with facets that - ANSWERare mostly
triangular or kite-shaped.
Clarity characteristics confined to the surface of a polished diamond are called -
ANSWERblemishes.
The small, flat, polished surfaces on a finished diamond are called - ANSWERfacets.
A standard round brilliant-cut diamond has - ANSWER57 or 58 facets.
The term "point" in reference to weight is equal to - ANSWER0.01 carat.
The combination of the Four Cs relates primarily to - ANSWERvalue.
Gem shapes and cutting styles other than the standard round brilliant are called -
ANSWERfancy cuts.
Most diamonds used in jewelry are - ANSWERnearly colorless to very light yellow or
light brown.
The flashes of color you see in a polished diamond are called - ANSWERfire.
The metric carat equals - ANSWER0.200 gram.
Diamond is composed primarily of - ANSWERcarbon.
A gemstone's resistance to scratching is known as its - ANSWERhardness.
Compared to blemishes, inclusions normally have - ANSWERmore impact on a
diamond's value.
On average, mine workers must process more than a ton of rock to recover -
ANSWERa half carat of diamonds.
A diamond with "noticeable" inclusions at 10X would receive which of the following
clarity grades? - ANSWERSI1 or SI2
Fracture filling can dramatically affect a diamond's - ANSWERapparent clarity.
The most convenient and inexpensive magnifier adequate for diamond grading is the
- ANSWERloupe.
, A detailed map of a diamond, showing its clarity characteristics, is called a -
ANSWERplot.
An included diamond crystal that reaches the surface of a cut diamond is called a -
ANSWERknot
A diamond that's graded Flawless might still have - ANSWERextra facets on the
pavilion not visible face up.
In describing inclusions to customers, which of the following terms would probably be
best to use? - ANSWERClarity characteristics
The general term for clarity characteristics within a diamond is - ANSWERinclusions.
Which of the following is a result of the bruting process? - ANSWERBearding
You should tell your customers that the SI designation means - ANSWERslightly
included
The most common color of fluorescence in gem-quality diamond is - ANSWERblue
Which masterstone does the GIA Laboratory use to determine the point where a
yellow diamond transitions to the colored diamond grading scale? - ANSWERZ
The annealing of irradiated diamonds to stabilize their color is done by -
ANSWERheating
One of the five factors that determines the overall effect of inclusions on clarity is -
ANSWERnature.
When part of the rough crystal's original surface is left on a fashioned diamond, it's
called a - ANSWERnatural.
Clarity characteristics limited to the surface of a diamond are called -
ANSWERblemishes.
The standard magnification used for clarity grading is - ANSWER10X.
The general term for any break in a diamond is - ANSWERfeather.
The normal color range of diamonds is - ANSWERcolorless to light yellow, brown,
and gray.
To color grade a light yellow or brown diamond, graders compare it to a masterstone
for - ANSWERtone and saturation.
Which of the following GIA color grades indicates the greatest amount of yellow? -
ANSWERH.
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