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Gem Reference Guide
For the GIA Colored Stones Gem Identification and Colored Stone Grading Courses.
270 pages, Unknown Binding
First published January 1, 1988
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Displaying 1 - 2 of 2 reviews
June 24, 2008
Can not live with out for a true GIA Gemologist
July 30, 2008
I love this book...this book helped me pass finals.
Displaying 1 - 2 of 2 reviews