GIA Diamonds and Diamond Grading Final EXAM 2025/2025 A+
GRADE
1. Substantial price discounts are available to retail- can buy in large quantities.
ers and jewelry manufacturers who
2. The diamond industry has changed dramatically in the world's supply of diamond
recent years because rough has increased.
3. A diamond grading system provides a consistent way to communi-
cate diamond quality.
4. Diamond's supreme hardness and durability are a result of the conditions under
which it formed.
5. Wholesale price lists are usually organized accord- specific combinations of the
ing to Four Cs.
6. An estimation of the value of an article is a(n) appraisal
7. The most consistent and dependable sources of reputable gemological labora-
diamond grades are tories.
8. A diamond's clarity and color grades indicate its quality
9. Once diamond deposits are located, mining com- must spend additional time
panies and money to evaluate and de-
velop them.
10. Large, high-quality diamonds are graded much more thoroughly
than small, low-quality ones.
11. Reputable gem laboratories don't grade mounted mountings hide details of clar-
diamonds because ity and cut.
12. A wholesaler is someone who sells to retailers
13. Diamond prices on wholesale price lists
, GIA Diamonds and Diamond Grading Final
Study online at https://quizlet.com/_ec5iyo
depend on the market condi-
tions that exist when the lists
are published.
14. Dealers often sort melee by size using sieves
15. The Argyle mine in Australia contributed to the rise of the cutting industry
in India.
16. Sightholders purchase diamond rough by attending invitation-only trad-
ing events.
17. Before the discovery of South Africa's diamond de- Brazil
posits, the world's two major producers were India
and
18. Cecil Rhodes' main competitor in his early attempts Barney Barnato
to control diamond production was
19. The group that united in 1890 to buy and sell all London Diamond Syndicate
of the output of the major diamond producers,
including De Beers, was the
20. Oppenheimer's answer to low diamond demand in shut down operations at De
the 1930s was to Beers mines.
21. In the diamond trade, the word "specials" refers to diamond rough over 10.80 cts.
22. The Central Selling Organisation was a rough diamond distribution
agency.
23. The South African diamond rush was sparked by the discovery of the Star of
South Africa.
, GIA Diamonds and Diamond Grading Final
Study online at https://quizlet.com/_ec5iyo
24. Diamond sources started appearing in South Africa 1860's
during the
25. The path diamonds followed from mine to con- diamond pipeline.
sumer was called the
26. The Diamond Information Center and the Diamond assist in diamond marketing ef-
Promotion Service were created to forts.
27. The soft, diamond-bearing material near the sur- yellowground.
face of a diamond field was named
28. De Beers Consolidated Mines Ltd. was named after the owners of a farm where
one of the first diamond rush-
es took place.
29. Who established De Beers Consolidated Mines Ltd. Cecil Rhodes
in 1888?
30. De Beers requires its sightholders to have an excel- the financial strength to make
lent reputation in the industry and large purchase commitments.
31. Which diamond mine's huge production influenced Argyle
the world market in the late 1980s?
32. Because the Australians believed the CSO's market- aggressively promoted jewelry
ing favored large stones over smaller ones, they set with their own tiny gems.
33. De Beers became a privately owned company in May 2001
34. In South Africa, a new mining charter that desig- Black Economic Empower-
nates the people of the country as the owners of ment.
its mineral resources is a result of
GRADE
1. Substantial price discounts are available to retail- can buy in large quantities.
ers and jewelry manufacturers who
2. The diamond industry has changed dramatically in the world's supply of diamond
recent years because rough has increased.
3. A diamond grading system provides a consistent way to communi-
cate diamond quality.
4. Diamond's supreme hardness and durability are a result of the conditions under
which it formed.
5. Wholesale price lists are usually organized accord- specific combinations of the
ing to Four Cs.
6. An estimation of the value of an article is a(n) appraisal
7. The most consistent and dependable sources of reputable gemological labora-
diamond grades are tories.
8. A diamond's clarity and color grades indicate its quality
9. Once diamond deposits are located, mining com- must spend additional time
panies and money to evaluate and de-
velop them.
10. Large, high-quality diamonds are graded much more thoroughly
than small, low-quality ones.
11. Reputable gem laboratories don't grade mounted mountings hide details of clar-
diamonds because ity and cut.
12. A wholesaler is someone who sells to retailers
13. Diamond prices on wholesale price lists
, GIA Diamonds and Diamond Grading Final
Study online at https://quizlet.com/_ec5iyo
depend on the market condi-
tions that exist when the lists
are published.
14. Dealers often sort melee by size using sieves
15. The Argyle mine in Australia contributed to the rise of the cutting industry
in India.
16. Sightholders purchase diamond rough by attending invitation-only trad-
ing events.
17. Before the discovery of South Africa's diamond de- Brazil
posits, the world's two major producers were India
and
18. Cecil Rhodes' main competitor in his early attempts Barney Barnato
to control diamond production was
19. The group that united in 1890 to buy and sell all London Diamond Syndicate
of the output of the major diamond producers,
including De Beers, was the
20. Oppenheimer's answer to low diamond demand in shut down operations at De
the 1930s was to Beers mines.
21. In the diamond trade, the word "specials" refers to diamond rough over 10.80 cts.
22. The Central Selling Organisation was a rough diamond distribution
agency.
23. The South African diamond rush was sparked by the discovery of the Star of
South Africa.
, GIA Diamonds and Diamond Grading Final
Study online at https://quizlet.com/_ec5iyo
24. Diamond sources started appearing in South Africa 1860's
during the
25. The path diamonds followed from mine to con- diamond pipeline.
sumer was called the
26. The Diamond Information Center and the Diamond assist in diamond marketing ef-
Promotion Service were created to forts.
27. The soft, diamond-bearing material near the sur- yellowground.
face of a diamond field was named
28. De Beers Consolidated Mines Ltd. was named after the owners of a farm where
one of the first diamond rush-
es took place.
29. Who established De Beers Consolidated Mines Ltd. Cecil Rhodes
in 1888?
30. De Beers requires its sightholders to have an excel- the financial strength to make
lent reputation in the industry and large purchase commitments.
31. Which diamond mine's huge production influenced Argyle
the world market in the late 1980s?
32. Because the Australians believed the CSO's market- aggressively promoted jewelry
ing favored large stones over smaller ones, they set with their own tiny gems.
33. De Beers became a privately owned company in May 2001
34. In South Africa, a new mining charter that desig- Black Economic Empower-
nates the people of the country as the owners of ment.
its mineral resources is a result of
