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Serious training for the professional jeweler or hobbyist

 American School of Jewelry provides training classes for the different levels of national jeweler skill tests. All offerings are not intended to qualify graduates for entry level employment, rather they are designed to provide continuing education and professional development for those employed in the jewelry industry

Jewelry I

Jewelry Design I

Wax Design + Casting

Stone Setting

Advanced Setting

Cert. Bench Jeweler

Cert. Jeweler Designer

Cert. Master Jeweler

Diamond Grading

CAD Design Intro

CAD Design I



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(954) 741-4555






 Diamond Grading                                       14 Hours           

Jewelry School Diamond Grading Instruments

Jewelry School Diamond Scale

Jewelry School Diamond Master Set


The profitable business of gold buying can be further extended to the diamond buying business when you know what to look for when making a diamond buying decision.

During this training you will be exposed to multiple facts that are considered by the diamond buying professionals when making a buying offer for greatest profitability and to reduce your chances of making common major mistakes.

As you may already know, not all diamonds are created equal. Overlooking some of the characteristics in many of them may drive you to make a mistake which can cost you significant amounts of money.

During this course we will discuss the different grading standards for diamonds as well as the most common pricing guides used in the industry and how to properly apply your knowledge to leverage your purchasing power.

This presentation includes hands on practice of practical diamond grading to introduce you or to improve your skills.

The 5 C's
Color, Clarity, Cut, Carat, Cost

Color Grading - Master Stones - Rounds - Fancy shapes - Ultra Violet Fluorescence - Fancy Colors

Clarity Grading - Microscope - Loupe - Inclusions - Blemishes - Plotting Symbols

Cut Grading - Brilliance - Analysis of Proportions - Analysis of Symmetry - External Features - Rounds - Fancy Shapes.

Measuring Devices - Weight Estimation Formulas

Calculating Values - Wholesale - Retail - Pricing Guides

This class is designed for the beginner or for someone with some experience that wants a more in depth understanding of the way that professional laboratories examine diamonds. The G.I.A. grading system is explained in detail. Students examine many diamonds as the instructor points out the characteristics of each. Students are introduced to the "tools of the trade" such as loupe, microscope, Leveridge Gauge, master stones and U.V. lamp. Students work with these instruments and real diamonds.

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