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Information to help make shoppers aware of simulated stones and of diamonds that might have received undisclosed treatments to improve their appearance.
http://www.diainfo.com/
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Jewelry store that offers educational articles to give consumers the facts about the products they sell. Library of articles about diamonds, pearls, and opals.
http://www.costellos.com.au
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Diamond buying advice. Includes facts about the origins of diamonds and how the stones progress from rough to cut.
http://www.buyadiamond.net/
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Photos and buying advice for diamonds and other gemstones. Includes traditional birthstone and anniversary lists and articles to help consumers make gemstone selections.
http://www.askmrjewelry.com
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The natural colored gemstone and cultured pearl source of information and ideas.
http://agta.org
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