Gemology Tools Professional is a program that contains the most comprehensive gemology references available. This program is intended for the gemologist/appraiser, the gemology student or the casual gemstone enthusiast. Included are such gemology aids as the Gemstone Database which gives you access to information on over 1,950 gemstone species, varieties, trade names and misnomers. Also included are the Diamond Weight Estimator, the Colored Stone Weight Estimator, the Pearl Grader (based on the system developed by The Guide), the diamond cut grading system devised by NAJA, a round diamond re-cutting analyzer and much, much more.
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