Gemology and Jewelry books and Gem Identification Instruments at GemStone Press



The Gem & Lapidary Dealers' Association


Tuesday, 1/31, 9:45AM-10:30AM
30 Minutes May Save You From A Costly Mistake…To Your Pocketbook and Reputation… Learn How To Spot Heavily Glass-Infused Rubies Misrepresented and Sold as Genuine!
A huge—and ever-increasing—number of glass-ruby composites now threaten the market and are putting retailers, designers, and appraisers at high risk. Apart from being sold at inflated prices, buyers aren’t being told what they really are. Let expert and author Antoinette Matlins, show you—in a unique one-hour, hands-on workshop—how to quickly and easily spot the ever-increasing number of glass-ruby composites now threatening the market and putting retailers, designers, and appraisers at high risk.
 
Thursday, 2/2, 9:30AM-10:30AM
Is The Color Grade On Your Diamond Grading Report Accurate? Is It The Color You Really See?
Do you sometimes think your diamond doesn't look as white as your friend's? Does your diamond seem whiter or more sparkly in some places than in others? Come learn how diamonds are color-graded and gain insider tips that will protect you from over-paying for something that is not what it appears to be.




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