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GIA Diamonds and Diamond Grading 10-12 Exam Questions & Answers 2023/2024
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4.0(1)4.0318October 20232023/2024A+
- GIA Diamonds and Diamond Grading 10-12 Exam Questions & Answers 2023/2024 
 
 
The inclusion called bearding consists of tiny 
A. 
knots. 
B. 
needles. 
C. 
feathers. 
D. 
grain lines. - ANSWER-C. 
feathers. 
 
With darkfield illumination, light is directed into the stone from 
A. 
below. 
B. 
above. 
C. 
the side. 
D. 
all directions. - ANSWER-C. 
the side. 
 
Inclusions are easier to see using
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