About Jewelry and Accessories
   Provides facts to help consumers evaluate and purchase gemstones, jewelry, watches and related accessories.
   http://jewelry.about.com

American Gem Trade Association
   The Natural Colored Gemstone and Cultured Pearl Source of Information and Ideas.
   http://agta.org

Antique Jewelry Online
   Jewelry history features take readers through the popular styles during specific eras. Also includes gemstone lore and articles about materials used to make jewelry.
   http://www.antiquejewelryonline.com/learn/learn.htm

Ask Mr. Jewelry
   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

Better Business Bureau (BBB)
   Provides a description of traditional jewelry metals, diamonds, and pearls, and includes advice to help consumers make decisions when buying and repairing jewelry.
   http://www.bbb.org/alerts/article.asp?ID=441

Buy a Diamond
   Diamond buying advice. Includes facts about the origins of diamonds and how the stones progress from rough to cut.
   http://www.buyadiamond.net/

CanadaDiamonds.com
   Diamond basics, covering the 5 C's--carat weight, color, clarity, cut and cost.
   http://www.canadadiamonds.com/diamond_tutorials.htm

Charles and Colvard Created Moissanite
   Facts about the company's lab created Moissanite. Includes photos of individual gemstones and finished jewelry.
   http://www.moissanite.com/

Colored Gemstones
   The International Colored Gemstone Association (ICA) provides consumer buying advice and educational details about colored gemstones.
   http://www.gemstone.org/index_gemsite.html

Costellos Australian Jewelers
   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

DiaInfo.com
   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/

Diamond Buying Guide
   Details to help shoppers select and buy a diamond. Topics include diamond grades and diamond quality, and a quiz helps shoppers determine if they've mastered the information.
   http://www.thediamondbuyingguide.com/

Diamond Cutters International
   Educational articles to help consumers choose a diamond.
   http://www.diamondcuttersintl.com/

Diamond Engagement Rings Guide
   Provides information on choosing and buying diamonds and engagement rings online or in jewelry stores. Offers email newsletter.
   http://www.diamond-engagement-rings-guide.com

Diamond Info.org
   Buying tips and educational guidance for diamonds and diamond engagement rings. Includes a community forum.
   http://www.diamondinfo.org

Diamond Information and Education
   Learn and discuss about diamonds & diamond Jewelry through education tutorials,articles, chat, forums and informative faq's
   http://www.diamondchatforum.com

Diamond Legend
   Details about famous, legendary, and celebrity diamonds, as well as diamonds mentioned in poetry.
   http://www.diamond-legend.info

Diamond Review
   Diamond buying guide includes a price database, diamonds tutorial, and diamond FAQ.
   http://www.diamondreview.com/

Diamond Treatments
   An explanation of the treatments commonly used to improve the appearance of a diamond. Additional links lead to more facts about diamonds.
   http://www.nexxdesign.com/stones/diamond_treatments.htm

Diamond Tutorials.com - About Diamonds
   Consumer's guide on buying loose gemstones, rings and engagement bands. Talk forum and quotes.
   http://www.diamondtutorials.com/

Diamond and Gemstone Facts and Curiosities
   Facts about formation, mining, cut, treatment and care of precious gems. Famous diamonds, diamond rings, the 4C’s, birthstone chart, emerald jewelry, engagement rings, fine jewelry stores, gem stone scams, natural gemstones buying guide.
   http://www.finejewelrydesigns.com

Diamond.com - Learning Center
   Educational materials to help buyers select and care for diamonds, watches and other jewelry.
   http://www.diamond.com/learncenter.asp?Sn=98592638&fn=_learncenter_home.htm

Emporia State University - Everything about Diamonds
   A tutorial about the history and characteristics of diamond. Includes facts about diamond mining.
   http://www.emporia.edu/earthsci/amber/go340/diamond.htm

Enchanted Learning
   An illustrated glossary, including terms that describe fine and costume jewelry, gemstones, and jewelry making.
   http://www.enchantedlearning.com/jewel/

Evaluating a Diamond: Color
   Use this information to learn how diamond color is judged. Includes visuals to aid understanding. Also discusses factors that affect color perception.
   http://www.diamondexpert.com/articles/color.html

Gem Gallery - The Image.com
   Photos of gemstones, each accompanied by a description of the gem's properties and where it is commonly found. Includes instructions for close-up gem photography.
   http://www.theimage.com/gemstone/gemstone.html

Gemological Institute of America (GIA)
   A nonprofit organization that offers gemstone identification and buying advice to consumers and training to those in the jewelry trade. The GIA provides lab services to the jewelry industry.
   http://www.gia.edu

Guide2jewelry
   Buying tips and facts about diamonds, colored gemstones, pearls, and jewelry.
   http://www.guide2jewelry.com/

How Stuff Works: Moissanite Jewels
   Five-part, illustrated guide that discusses the origin of natural Moissanite and explains how it is being created in the lab today.
   http://www.howstuffworks.com/moissanite.htm

Idazzle.com
   Provides basic information to help familiarize buyers with the qualities they should look for when searching for a diamond.
   http://www.idazzle.com/

Igloo Diamonds
   Igloo offers details about the history of Canadian diamond mining and what's required for diamond certification in that country.
   http://www.diamonds.ca/aboutcanadian.htm

JadeMart.com
   An explanation of the different grades of jade used in jewelry, with tips to help buyers distinguish between them.
   http://www.jademart.com

Jewelers of America
   A collection of advice about buying many types of fine jewelry.
   http://www.jewelers.org/ja_consumer/fineinfo.html

Jewelry Pearls
   Discussion forum for gemstones and precious metals. Includes birthstones, astrological, and anniversary considerations.
   http://www.jewelry-pearls.com

LoveAndDiamonds.com
   Diamond engagement rings buying guide includes a diamonds tutorial as well as related articles and resources.
   http://www.loveanddiamonds.com/

Name on Rice Jewelry Online Buying Guide
   Read reviews, ratings, and comparisons of numerous online "Name on Rice" jewelry web sites in the online buyer's guide.
   http://www.nameonricejewelry.com

PriceScope
   Includes numerous diamond tutorials and buying tips, a discussion forum, and a cut advisor.
   http://www.pricescope.com/tutor_cert.asp

Promise Rings
   Learn their meanings, history, traditions, current practices and where to buy them.
   http://www.promise-rings.info/

RingDesigner.com
   Describes the 4Cs of diamonds (cut, clarity, carat and color) and some information about certification.
   http://www.ringdesigner.com/Pages/Understanding_Diamonds.htm

Soyouwanna Buy an Engagement Ring
   Multi-page article that offers engagement ring buying advice.
   http://www.soyouwanna.com/site/syws/ring/ring.html

The 4C's of Diamonds
   Explains cut, clarity, carat weight and color.
   http://shopandbuydirect.com/diamonds.htm

The Center for Jewelry Studies Discussion Board
   Forum where visitors can discuss the history, identification, and marketing of antique, period, and vintage jewelry.
   http://www.center4jewelrystudies.org/board/?topic=topic1

The Guide to Buying Fine Jewelry Online
   Provides information on how to choose, buy and care for fine jewelry, from diamonds, pearls, precious gems, semiprecious gemstones, platinum, yellow and white gold to sterling silver.
   http://www.anyamani.com

The House of Tibara
   Facts about opal include chemical make-up, buying advice, cutting and polishing basics, and opal care. Includes photos of different types of opals.
   http://www.opal-tibara.com/

The Jewelry Box Newsletter
   Features tips on buying diamonds and jewelry, gemstone facts and cleaning silver.
   http://www.jewelrynewsletter.com

World's Largest Diamonds
   Photographs and historical background for some of the world's largest known diamonds.
   http://www.worlds-largest-diamonds.com/

YourGemologist.com
   A reference library covering natural gemstones and minerals, synthetic and treated gems. Also offers resources for people who would like to pursue a career in gemology.
   http://www.YourGemologist.com/