1|Page
Diamonds and Diamond Grading Final EXAM MOST
TESTED QUESTIONS AND VERIFIED SOLUTIONS/GET IT
100% ACCURATE!! 2026!!
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
pg. 1
,2|Page
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
pg. 2
,3|Page
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
pg. 3
, 4|Page
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
pg. 4
Diamonds and Diamond Grading Final EXAM MOST
TESTED QUESTIONS AND VERIFIED SOLUTIONS/GET IT
100% ACCURATE!! 2026!!
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
pg. 1
,2|Page
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
pg. 2
,3|Page
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
pg. 3
, 4|Page
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
pg. 4
