GIA COLORED STONES COMPREHENSIVE
EXAMINATION TEST 2026 PRACTICE
SOLUTION QUESTIONS AND ANSWERS
GRADED A+
●● large stones. Answer: _____________ ____________with fine color
are more common in some colored stone species than in others.
●● pure hues. Answer: In many gemstone varieties, _________ _____
are more valued than mixed hues.
●● shouldn't. Answer: You __________________ use trade terms that
imply a gem's geographic origin if you can't be sure of its actual source.
●● face-up color. Answer: The way a gem is cut can have a dramatic
effect on its ___________-___ _________.
●● value. Answer: The cutter's main goal is to produce a stone with the
highest possible __________.
●● proportions. Answer: If rough is very valuable, cutters often
compromise on ______________ to save weight and avoid loss of
money.
, ●● extinction windowing. Answer: Cutting compromises that save
weight can also cause _____________ and/or _____________.
●● comparison stones color samples. Answer: When you can't control
the lighting conditions in a buying situation, use your own
_____________ ___________ or ___________ _____________.
●● consistent procedures. Answer: ______________ _____________
are very important when grading colored stones.
●● identity. Answer: Know a gem's _____________ before you grade it.
●● hues tone. Answer: In general, attractive colored stones tend to have
highly saturated _______ and medium to medium-dark _______.
●● medium. Answer: Hues with very light or very dark tone usually
don't reach the same high levels of saturation as those with
_____________ tone.
●● rough. Answer: Larger stones can appear more saturated than smaller
stones cut from the same ____________.
EXAMINATION TEST 2026 PRACTICE
SOLUTION QUESTIONS AND ANSWERS
GRADED A+
●● large stones. Answer: _____________ ____________with fine color
are more common in some colored stone species than in others.
●● pure hues. Answer: In many gemstone varieties, _________ _____
are more valued than mixed hues.
●● shouldn't. Answer: You __________________ use trade terms that
imply a gem's geographic origin if you can't be sure of its actual source.
●● face-up color. Answer: The way a gem is cut can have a dramatic
effect on its ___________-___ _________.
●● value. Answer: The cutter's main goal is to produce a stone with the
highest possible __________.
●● proportions. Answer: If rough is very valuable, cutters often
compromise on ______________ to save weight and avoid loss of
money.
, ●● extinction windowing. Answer: Cutting compromises that save
weight can also cause _____________ and/or _____________.
●● comparison stones color samples. Answer: When you can't control
the lighting conditions in a buying situation, use your own
_____________ ___________ or ___________ _____________.
●● consistent procedures. Answer: ______________ _____________
are very important when grading colored stones.
●● identity. Answer: Know a gem's _____________ before you grade it.
●● hues tone. Answer: In general, attractive colored stones tend to have
highly saturated _______ and medium to medium-dark _______.
●● medium. Answer: Hues with very light or very dark tone usually
don't reach the same high levels of saturation as those with
_____________ tone.
●● rough. Answer: Larger stones can appear more saturated than smaller
stones cut from the same ____________.
