Diamonds & Diamond Grading Final Exam Questions with Latest Update
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Diamond grading
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Diamond Grading
A loupe used for clarity grading must be corrected for chromatic and - Answer-Spherical distortion
Large, high-quality diamonds are... - Answer-Graded much more thoroughly than small, low-quality ones
Once diamond deposits are located, mining companies... - Answer-Must spend additional time a...
a loupe used for clarity grading must be corrected
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Diamonds & Diamond Grading Final
Exam Questions with Latest Update
A loupe used for clarity grading must be corrected for chromatic and - Answer-Spherical
distortion
Large, high-quality diamonds are... - Answer-Graded much more thoroughly than small,
low-quality ones
Once diamond deposits are located, mining companies... - Answer-Must spend
additional time and money to evaluate and develop them
Reputable gem labs don't grade mounted diamonds because... - Answer-Mountings
hide details of clarity and cut
Diamond prices on wholesale price lists... - Answer-Depend on the market conditions
that exist when the lists are published
Substantial price discounts are available to retailers and jewelry manufacturers who... -
Answer-Can buy in large quantities
The diamond industry has changed dramatically in recent years because... - Answer-
The world's supply of diamond rough has increased
Wholesale price lists are usually organized according to - Answer-Specific combos of
the 4 Cs
The most consistent and dependable sources of diamond grades are... - Answer-
Reputable gemological labs
A diamond grading system provides... - Answer-A consistent way to communicate
diamond quality
An estimation of the vaule of an article is a(n)... - Answer-Appraisal
A wholesaler is someone who... - Answer-Sells to retailers
A diamond's clarity and color grades indicate its... - Answer-Quality
Dealers often sort melee by size using... - Answer-Sieves
The Argyle mine in Australia contributed to... - Answer-Caused dramatic growth in
India's diamond cutting industry
,Diamond's supreme hardness and durability are... - Answer-A result of the conditions
under which it formed
The South African diamond rush was sparked by - Answer-The discovery of the Star of
South Africa
Oppenheimer's answer to low diamond demand in the 1930s was to - Answer-Shut
down operations at De Beers mines
Cecil Rhodes' main competitor in his early attempts to control diamond production was -
Answer-Barney Barnato
The diamond information center and the diamond promotion service were created to -
Answer-Assist in diamond marketing efforts
The path diamonds followed from mine to consumer was called the - Answer-Diamond
pipeline
The group that united in 1890 to buy and sell all of the output of the major diamond
producers, including De Beers, was the - Answer-London Diamond Syndicate
Diamond sources started appearing in South Africa during the - Answer-1860s
De Beers Consolidated Mine LTD. Was named after - Answer-The owners of a farm
where one of the first diamond rushes took place
Who established De Beers Consolidated Mines Ltd. In 18888 - Answer-Cecil Rhodes
The central selling organization was a - Answer-Rough diamond distribution agency
De Beers requires its sightholders to have an excellent reputation in the industry and -
Answer-The financial strength to make large purchase commitments
The soft, diamond-bearing material near the surface of a diamond field was named -
Answer-Yellowground
Before the discovery of South Afirca's diamond deposits, the world's two major
producers were India and - Answer-Brazil
Sightholders purchase diamond rough by - Answer-Attending invitation-only trading
events
In the diamond trade, the word "specials" refers to - Answer-Diamond rough over 10.80
ct.
A bourse is a(n) - Answer-Diamond buying and selling club
, Vast quantities of small, inexpensive diamonds suitable for low-cost, mass-market
jewelry are mined in - Answer-Australia
By 2004, more than 90% of manufacturing for the diamond market was done in -
Answer-India
A commitment to reserve a portion of the resources derived from any country for the
economic development of that country is called - Answer-Beneficiation
Businesses that sell to consumers via television cable, phone line, or satellite are called
- Answer-Electronic retailers
A city region or country with a large number of gemstone manufacturers is called a -
Answer-Cutting center
In 2000, De Beers altered is consumer advertising by - Answer-Introducing the
"Forevermark" Logo
Which diamond mine's huge production influenced the world market in the late 1980s -
Answer-Argyle
The diamond industry program designed to ensure that diamonds do not fund civil
conflict or terrorism is called - Answer-The Kimberley Process
In South Africa, a new mining charter that designates the peopke of the country as the
owners of its mineral resources is a result of - Answer-Black Economic Empowerment
One of the changes that resulted from De Beers' strategic review in 1999 was that De
Beers - Answer-Changed the name of the CSO to the DTC
The program adopted by De Beers in 2007 to answer critics and resolve shortcomings
of its SOC program is called - Answer-Supplier of Choice 2
Because the Australians believed the CSO's marketing favored large stones over
smaller ones, they - Answer-Aggressively promoted jewelry set with their own tiny gems
The involvement of a business or industry in all aspects of its product's market is called
- Answer-Vertical integration
Diamonds were delivered to the Earth's surface as recently as - Answer-20 million years
ago
The correct conditions for diamond formation exist under - Answer-Cratons
The large, stable parts of the earth's continental crust are called - Answer-Cratons
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