Photos and buying advice for diamonds and other gemstones. Includes traditional birthstone and anniversary lists and articles to help consumers make gemstone selections.

Diamond buying advice. Includes facts about the origins of diamonds and how the stones progress from rough to cut.

Jewelry store that offers educational articles to give consumers the facts about the products they sell. Library of articles about diamonds, pearls, and opals.

Information to help make shoppers aware of simulated stones and of diamonds that might have received undisclosed treatments to improve their appearance.

Buying tips and educational guidance for diamonds and diamond engagement rings. Includes a community forum.

Learn and discuss about diamonds and diamond jewelry through education tutorials,articles, chat, forums and informative FAQ's

Diamond buying guide includes a price database, diamonds tutorial, and diamond FAQ.

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.

Buying tips and facts about diamonds, colored gemstones, pearls, and jewelry.

Facts about opal include chemical make-up, buying advice, cutting and polishing basics, and opal care. Includes photos of different types of opals.

Provides basic information to help familiarize buyers with the qualities they should look for when searching for a diamond.

An explanation of the different grades of jade used in jewelry, with tips to help buyers distinguish between them.

Informational site with articles by volunteer editors from the jewelry industry. Includes articles on gemstones, buying guides, help for men, and common questions.

Features tips on buying diamonds and jewelry, gemstone facts and cleaning silver.

Diamond engagement rings buying guide includes a diamonds tutorial as well as related articles and resources.