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GemStone Press is an international source for books, gem-identification equipment and other items designed to help consumers and
people in the gem trade learn more about jewelry, gems and gemology. GemStone Press books are easy to read, easy to use.
They are designed for the person who does not have a scientific or technical background.

Perfect Gifts for Gem Enthusiasts


Jewelry Business Advisor
Lead-Glass Composite Rubies VS. Treated Rubies

The new “lead-glass composite rubies” are still being sold as genuine treated rubies, so here we will set the record straight. They are very different from “treated rubies” and not understanding how they differ can be costly to every jeweler or designer.
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Yahoo! Finance
Secrets of the Jewelry Industry: What Your Jeweler Won’t Tell You

Nearly 20% of Americans will give jewelry to loved ones on Feb. 14, spending more than $4.4 billion on diamonds, gold and silver according to the National Retail Federation Valentine's Day Consumer Intentions and Actions Survey. But gift buyers need to ask certain questions before they splurge on diamonds, rubies and other gemstones says Antoinette Matlins, an internationally recognized jewelry expert and author of many books including Jewelry and Gems: The Buying Guide.
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JCK Magazine
The Ruby Ruse: How Jewelers Can Avoid the Lead Glass–Filled Gems

What happens when undisclosed lead glass–filled rubies enter the market? Here’s how retailers can avoid disastrous results.
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