Jewelry Web Links

American Gem Society - AGS

NameFounded in: 1934
Founded by: A select group of independent jewelers and Robert M. Shipley, founder of the prestigious school of gemology, the Gemological Institute of America (GIA)

American Gem Society was established with a vision to create an association dedicated to setting and maintaining the highest possible standards of business ethics and professionalism in the jewelry industry. Today, American Gem Society members continue their dedication to ethics, knowledge and consumer protection.

Only a small percentage of those who apply for membership in the American Gem Society are awarded membership. In order for a firm to become a member of the American Gem Society they must meet the certain criteria. The firm owners, principals or employees must have a high level of gemological knowledge and must demonstrate that they are genuinely interested in high business ethics and the firm exemplifies this belief. The firm must hold a reputation for unquestioned integrity in the business community and must be operated in a way that will enhance the confidence of the public in the jewelry industry. Also the firm must be a retail or supplier jewelry business that has been established for at least two years and has demonstrated financial stability.

8881 W. Sahara Avenue,
Las Vegas, NV 89117
Phone: (702) 255-6500 | (866) 805-6500
Email Id: | Web Link:


Gemological Institute of America - GIA

NameFounded in: 1931
Founded by: Wichita jeweler Robert M. Shipley

Gemological Institute of America is the world’s largest and most respected nonprofit institute of gemological research and learning. GIA discovers (through GIA Research), imparts (through GIA Education), and applies (through the GIA Gem Laboratory and GIA Gem Instruments) gemological knowledge to ensure the public trust in gems and jewelry.

GIA provides training in gemology, jewelry manufacturing arts, and business, awarding certificates of completion/diplomas to those who complete a course of training in residence or home study, or via classes held in various cities. In addition, GIA GEM Instruments & Books carries one of the largest selections of jewelry and lapidary-related instruments and books.

GIA is the creator of the famous 4Cs of diamond value (color, clarity, cut, and carat weight). It is also the corporate birthplace of the International Diamond Grading System™. Today, GIA’s D-Z color-grading scale and GIA’s Flawless–I3 clarity-grading scale are recognized by virtually every professional jeweler and savvy diamond buyer in the world. The Institute is also known for having developed and patented the first modern jeweler's loupe.

The Robert Mouawad Campus,
5345 Armada Drive,
Carlsbad, CA 92008
Phone: (760) 603-4000 | (800) 421-7250 | Fax: (760) 603-4080
Email Id: | Web Link:


Jewelers of America - JA

NameFounded in: 1906
Founded by: American Retail Jewelers Association and National Retail Jewelers Association formed together the American National Retail Jewelers Association (ANRJA)

Jewelers of America is among the oldest associations of retail jewelers in the United States. JA is the national trade association for retail jewelers and offers assistance to all its members in improving their business skills and profitability. JA provides access to meaningful educational programs and services, provides leadership in public and industry affairs and encourages its members with common interests to act in their and the industry's best interest.

52 Vanderbilt Ave, 19th Floor,
New York, NY 10017
Phone: (646) 658-0246 | (800) 223-0673 | Fax: (646) 658-0256

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Women’s Jewelry Association - WJA

NameFounded in: 1983
Founded by: Toni Lyn, Cindy Geller, Linda Goldstein, Tina Segal, and Ronnie Lavin

Women’s Jewelry Association is the preeminent association of professional women in the jewelry, watch and related businesses. WJA offers educational programs and enhance communication, provides scholarships, conducts design competitions and recognition programs. WJA empowers women to achieve their highest goals in the international jewelry, watch and related businesses.

7000 W. Southwest Hwy., Suite 202
Chicago Ridge, IL 60415
Phone: (708) 361-6266 | Fax: (708) 361-6166
Email Id: | Web Link:


1660 Tullamore Street | Mankato, MN 56001 | (507) 345-1658 (800) 418-9033 | | Return Policy