Provides facts to help consumers evaluate and purchase gemstones, jewelry, watches and related accessories.

The natural colored gemstone and cultured pearl source of information and ideas.

Jewelry history features take readers through the popular styles during specific eras. Also includes gemstone lore and articles about materials used to make jewelry.

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

Provides a description of traditional jewelry metals, diamonds, and pearls, and includes advice to help consumers make decisions when buying and repairing jewelry.

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

Diamond basics, covering the 5 C's--carat weight, color, clarity, cut and cost.

Facts about the company's lab created Moissanite. Includes photos of individual gemstones and finished jewelry.

The International Colored Gemstone Association (ICA) provides consumer buying advice and educational details about colored gemstones.

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.

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.

Educational articles to help consumers choose a diamond.

Provides information on choosing and buying diamonds and engagement rings online or in jewelry stores. Offers email newsletter.

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

Details about famous, legendary, and celebrity diamonds, as well as diamonds mentioned in poetry.

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

An explanation of the treatments commonly used to improve the appearance of a diamond. Additional links lead to more facts about diamonds.

Consumer's guide on buying loose gemstones, rings and engagement bands. Talk forum and quotes.

Educational materials to help buyers select and care for diamonds, watches and other jewelry.

A tutorial about the history and characteristics of diamond. Includes facts about diamond mining.

An illustrated glossary, including terms that describe fine and costume jewelry, gemstones, and jewelry making.

Use this information to learn how diamond color is judged. Includes visuals to aid understanding. Also discusses factors that affect color perception.

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.

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.

Five-part, illustrated guide that discusses the origin of natural Moissanite and explains how it is being created in the lab today.

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

Igloo offers details about the history of Canadian diamond mining and what's required for diamond certification in that country.

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

A collection of advice about buying many types of fine jewelry.

Discussion forum for gemstones and precious metals. Includes birthstones, astrological, and anniversary considerations.

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

Read reviews, ratings, and comparisons of numerous online "Name on Rice" jewelry web sites in the online buyer's guide.

Includes numerous diamond tutorials and buying tips, a discussion forum, and a cut advisor.

Learn their meanings, history, traditions, current practices and where to buy them.

Describes the 4Cs of diamonds (cut, clarity, carat and color) and some information about certification.

Multi-page article that offers engagement ring buying advice.

Explains cut, clarity, carat weight and color.

Forum where visitors can discuss the history, identification, and marketing of antique, period, and vintage jewelry.

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.

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

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

Photographs and historical background for some of the world's largest known diamonds.

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.