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GIA Diamond Essentials Final Exam |Questions Solved 100% Correct| Verified Answers
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GIA Diamond Essentials Final Exam |Questions Solved 100% Correct| Verified Answers
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GIA Diamond Essentials Final Exam |QuestionsSolved 100% Correct| Verified Answers
Which masterstone does the GIA Laboratory use to determine the point where a
yellow diamond transitions to the colored diamond grading scale? - ANSWER Z
The combination of tone & saturation that determines how noticeable a color is, is known as -
ANSWER Depth of color
The price differences between colorless diamonds and near-colorless diamonds are due
primarily to - ANSWER Rarity
When mounted, G, H, and I color diamonds can look - ANSWER Colorless face-up
The annealing of irradiated diamonds to stabilize their color is done by - ANSWER Heating
An unattractive gray ring under the table may be present in diamonds with - ANSWER
The balance of a finished gem's cut is known as its - ANSWER Symmetry
, On fancy shapes such as the oval or pear, variations in the pavilion might cause - ANSWER
Bow-ties
The pavilion angel is the angle formed by the girdle plane and the - ANSWER Pavilion main
facets
Pavilion depth percentage is expressed as a percentage of the - ANSWER Average girdle
diameter
The quality of the polish and precision of the cut of a fashioned gemstone is its - ANSWER Finish
If a marquise cut measures 9mm X 3mm, its length-to-width ration is - ANSWER 3:1
The sparkle that occurs in a diamond when the gem, its light source, or its observer move
is known as - ANSWER Scintillation
The primary purpose of the culet is to - ANSWER Prevent chipping
The separation of white light into its spectral colors is - ANSWER Dispersion
A diamond's finish consists of symmetry and - ANSWER Polish
The crown angle is formed by the girdle plane and the - ANSWER Bezel facets
Symmetry variations include - ANSWER Off-center tables and misshapen facets
On marquises, pears, and hearts, the sides near the points are called - ANSWER Wings
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