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GIA Diamond Essentials Final Exam 2025 /202 6 UPDATE/PRACTICE
QUESTIONS AND CORRECT VERIFIED ANSWERS(complete solutions)
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Fancy cuts - CORRECT ANSWER- Gem shapes and cutting styles other than the
standard round brilliant are called
Blemishes - CORRECT ANSWER- Clarity characteristics confined to the surface of
a polished diamond are called
- CORRECT ANSWER- The term "point" in reference to weight is equal to
Hardness - CORRECT ANSWER- A gemstone's resistance to scratching is known
as its
A half carat of diamonds - CORRECT ANSWER- On average, mine workers must
process more than a ton of rock to recover
Fire - CORRECT ANSWER- The flashes of color you see in a polished diamond are
called
57 or 58 facets - CORRECT ANSWER- A standard round brilliant-cut diamond has
Are mostly triangular or kite-shaped - CORRECT ANSWER- The term brilliant cut
is used for gemstones with facets that
More impact on a diamond's value - CORRECT ANSWER- Compared to
blemishes, inclusions normally have
Girdle - CORRECT ANSWER- The three major parts of a polished diamond are
crown, pavilion, and
Value - CORRECT ANSWER- The combination of the Four C's relates primarily to
0.200 gram - CORRECT ANSWER- The metric carat equals
Facets - CORRECT ANSWER- The small, flat, polished surfaces on a finished
diamond are called
- CORRECT ANSWER- Most diamonds used in jewelry are
Carbon - CORRECT ANSWER- Diamond is composed primarily of
Apparent clarity - CORRECT ANSWER- Fracture filling can dramatically affect a
diamond's
Natural - CORRECT ANSWER- When part of the rough crystal's original surface is
left on a fashioned diamond, it's called a
Nature - CORRECT ANSWER- One of the five factors that determine the overall
effect of inclusions on clarity is
10X - CORRECT ANSWER- The standard magnification used for clarity grading is
Clarity characteristics - CORRECT ANSWER- In describing inclusions to
customers, which of the following terms would probably be best to use?
Feather - CORRECT ANSWER- The general term for any break in a diamond is
Blemishes - CORRECT ANSWER- Clarity characteristics limited to the surface of a
diamond are called
Tone & saturation - CORRECT ANSWER- To color grade a light yellow or brown
diamond, graders compare it to a masterstone for
H - CORRECT ANSWER- Which of the following GIA color grades indicates the
greatest amount of yellow?
- CORRECT ANSWER- The most common color of fluorescence in gem-quality diamond is
A range of color - CORRECT ANSWER- Each letter grade in the GIA Color Scale
represents
D - CORRECT ANSWER- On the GIA color scale, the top grade in the normal color
range is
- CORRECT ANSWER- The most commonly encountered colors among colored diamonds are
Colorless to light yellow, brown, and gray - CORRECT ANSWER- The normal color
range of diamonds is
Red & purple - CORRECT ANSWER- Which of the diamond colors listed here are
the most rare?
M - CORRECT ANSWER- Most consumers can easily see color beyond
Heat - CORRECT ANSWER- Irradiated diamonds might change color when
exposed to
Pavilion main facets - CORRECT ANSWER- The pavilion angel is the angle formed
by the girdle plane and the
Average girdle diameter - CORRECT ANSWER- Pavilion depth percentage is
expressed as a percentage of the
Finish - CORRECT ANSWER- The quality of the polish and precision of the cut of a
fashioned gemstone is its
3:1 - CORRECT ANSWER- If a marquise cut measures 9mm X 3mm, its length-to-
width ration is
Scintillation - CORRECT ANSWER- The sparkle that occurs in a diamond when the
gem, its light source, or its observer move is known as
Prevent chipping - CORRECT ANSWER- The primary purpose of the culet is to
Dispersion - CORRECT ANSWER- The separation of white light into its spectral
colors is
Polish - CORRECT ANSWER- A diamond's finish consists of symmetry and
Bezel facets - CORRECT ANSWER- The crown angle is formed by the girdle plane
and the
Off-center tables and misshapen facets - CORRECT ANSWER- Symmetry
variations include
Wings - CORRECT ANSWER- On marquises, pears, and hearts, the sides near the
points are called
Proportions - CORRECT ANSWER- The angles and relative measurements of a
polished gem and the relationships between them describe its
This is a half-carat diamond - CORRECT ANSWER- An incorrect way to describe a
0.47 carat diamond to a customer would be
1.15 carats - CORRECT ANSWER- If a ring is set with a 0.83 carat, center stone,
two baguettes that weigh 0.10 carat each, and six round brilliants that weigh 0. carats each, the total weight is
1.00 carat - CORRECT ANSWER- A full-cut round brilliant diamond with a
6.50mm girdle diameter weighs about
Weights at which prices increase dramatically - CORRECT ANSWER- "Magic
sizes" are
0.76 carat - CORRECT ANSWER- According to World Federation of Diamond
Bourses and GIA Laboratory weight-rounding standards, a diamond that weighs 0.759 carat rounds to
The weights of the diamonds are added together - CORRECT ANSWER- When
jewelry is sold based on the total weight of its diamonds, that means
$4,949 - CORRECT ANSWER- If a diamond weighs 1.01 carats and the price per
carat is $4,900 how much does the diamond cost?
Loose in their settings - CORRECT ANSWER- Diamonds are most likely to chip or
scratch each other when they're
- CORRECT ANSWER- Which of the following might damage karat gold diamond jewelry?
At open & close - CORRECT ANSWER- A jewelry store is most vulnerable to
robbery
Smile & make eye contact - CORRECT ANSWER- Whenever someone enters your
store you should
But not indestructible - CORRECT ANSWER- Diamonds are hard,
- CORRECT ANSWER- You should advise your customers to have their jewelry checked for loose stones or wear every
Inspect it carefully in the customer's presence - CORRECT ANSWER- When you
accept a piece of jewelry for repair you should
Can help confirm that a check is good - CORRECT ANSWER- Electronic check
verification services
Spread the most expensive items around the store - CORRECT ANSWER- It's
usually best arrange displays in patterns that are easy to check and to
Most diamond jewelry - CORRECT ANSWER- Steam cleaners and ultrasonic
cleaners are safe for
Warm water, mild soap, and a toothbrush - CORRECT ANSWER- A safe and
effective way to clean jewelry is to use
Ammonia - CORRECT ANSWER- Most commercial jewelry cleaning solutions
contain
Can help prevent shoplifting - CORRECT ANSWER- Showing only one or two
items at a time
Show your most expensive items first - CORRECT ANSWER- "Sell down to sell
up" means you should
Get customers to talk about themselves - CORRECT ANSWER- During the
information exchange, its important to
Technical - CORRECT ANSWER- Compared to a jewelry item's benefits, its
features tend to be more
Having your customer try on the jewelry they're interested in - CORRECT
ANSWER- You can create desire for a jewelry item by
1940's to promote diamonds as symbols of love and romance - CORRECT
ANSWER- The slogan "A diamond is forever" was first introduced in the
An exchange of information - CORRECT ANSWER- A well-organized sales
presenetation should include
Closed-ended questions - CORRECT ANSWER- "May I help you?" is an example of
a
Tag - CORRECT ANSWER- When you restate a benefit in the form of a question,
you are using an
community need - CORRECT ANSWER- the identification of the most important
needs and problems of a community
Symptom v Root Cause - CORRECT ANSWER- symptoms are the visible
indications of an issue while root cause are the fundamental reasons behind it
Root Cause Analysis - CORRECT ANSWER- the process of discovering the root
causes of problems in order to identify appropriate solutions
MISO - CORRECT ANSWER- Media Interview Survey Observation
Sustainable Change - CORRECT ANSWER- the shift for a better system of human-
environment relationships that stay within those planetary boundaries
Causes of Climate Crisis - CORRECT ANSWER- Generating power
Manufacturing goods Cutting down forests
Climate Justice - CORRECT ANSWER- finding solutions to the climate crisis that
only reduce emissions or protect the natural world but that do so in a way which creates a fairer more just and more equal world in process.
Mitigation Policies - CORRECT ANSWER- reducing the flow of heat-trapping
greenhouse gases into the atmosphere
assesses the effects of measure introduced by the Parties to limit climate change against the overall goal of the UNFCC
Fossil Fuels - CORRECT ANSWER- a generic term for non-renewable energy
sources such as coal, coal products, natural gas, derived gas, crude oil, petroleum products and non-renewable wastes
Surface/Tangible Culture - Examples? - CORRECT ANSWER- clothing, religion,
food, language
Deep/Intangible Culture - Examples? - CORRECT ANSWER- family values, beliefs,
El Seed - CORRECT ANSWER- Tunisian graffiti artist combines poetry, messages
of peace, hope and beauty to communicate- even if you can't read them, the aesthetics begin to change tropes about Arabic culture
Cultural Heritage - CORRECT ANSWER- intangible attributes of a group or society
inherited from the past.
Cultural Appropriation - CORRECT ANSWER- the process by which cultures adopt
customs and knowledge from other cultures and use them for their own benefit (making fun of other cultures) Example - dressing up as a Mexican or Hawaiian for Halloween
Greenhouse Gases - CORRECT ANSWER- Gases in the earth's atmosphere that
trap heat
Climate Change: Vulnerability - CORRECT ANSWER- countries that are most
vulnerable for climate change
Climate Change: Responsibility - CORRECT ANSWER- countries that are most
responsible for climate change
Surface/Tangible Culture vs Deep Culture - CORRECT ANSWER- Surface culture is
essentially the cultural norms that you can easily identify in a foreign country Deep culture are the cultural norms not easily detected unless you know a lot about the culture of the foreign country
