Abby's Guide
Buying guides with tips and advice. Also has forums where people can post their experiences and degrees of satisfaction with products they have purchased.
http://www.abbysguide.com

BestStuff.com
A network of reporters, authors, and industry experts offering reviews of new products.
http://www.beststuff.com

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

Canadian Consumer Information
Consumer information guides covering a variety of topics including children, consumer products and services, environment, food, health, housing and finance.
http://consumerinformation.ca

Consumers' Checkbook
This independent, non-profit consumer authority provides articles and ratings for local services in the United States.
http://www.checkbook.org

ConsumerSearch.com
Database of categorized consumer product reviews from a variety of news and trade publications. For each product, it ranks and describes all reviews, provides a full story of expert analysis, and lists top rated products by category.
http://www.consumersearch.com

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 Info.org
Diamondinfo.org provides consumers a diamond buyer's guide for information on loose diamonds and engagement rings.
http://www.diamondinfo.org/

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

EConsumer.gov
Provides information on consumer protection laws in thirteen countries and offers consumers a way to file complaints online.
http://www.econsumer.gov

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

EnerGuide
Produced by the Canadian government's Office of Energy Efficiency, rates home appliances for cost of operation and gives tips and advice.
http://oee.nrcan.gc.ca/energuide

Federal Consumer Information Center
Provides a library of consumer interest publications on a variety of topics. A service of the U.S. General Services Administration.
http://www.pueblo.gsa.gov

Federation of American Consumers and Travelers (FACT)
A national consumer organization offering benefits, discounts, and programs for consumers and travelers. Offers subscription based articles on cost saving health care benefits, scholarships, grants, and non-partisan political reports.
http://www.fact-org.org

GIA - The World
he Gemological Institute of America, GIA, is the world's foremost authority in gemology, diamond grading, jewelry education, gemology research, diamond and gemstone grading reports and laboratory services. Gemological Institute of America : Gemology Research and Education.
http://www.gia.edu/

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

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

InfoFAQ
Questions and answers about buying products and services over the Internet.
http://www.infofaq.com

JD Power Information Center
Using consumer satisfaction data collected, this site provides consumers information to help them in their buying decisions.
http://www.jdpower.com

JewelInfo4U
Informational site with articles by volunteer editors from the jewelry industry. Includes articles on gemstones, buying guides, help for men, and common questions.
http://www.jewelinfo4u.com