BBB Accredited Business Profile

International Gemological Institute

International Gemological Institute

International Gemological Institute

42 years in business
551 Fifth Avenue, 7th Floor
New York, NY 10176-0001
Additional Phone Numbers
  • (212) 753-7100
  • (212) 847-3357
Additional Email Addresses
BBB File Opened: 03/27/2002
Business Started: 01/01/1975
Business Management
  • Mr. Jerry Ehrenwald, President
Business Category
  • Appraiser
  • Jewelry Engraver

Alternate Business Names
  • I.G.I.
BBB accredited business



This company is engaged in the certification, grading & identification of diamond and colored stones. I G I's primary business is appraising gems and jewelry by graduate gemmologists and certified appraisers. I G I does not distribute, buy or sell jewelry. Company also offers laser inscription services.

BBB Reason for Ratings

BBB rating is based on 13 factors: Get the details about the factors considered.

Licensing information is provided in the BBB Business Profiles to inform the public about industries that may require professional licensing, bonding, or registration. Better Business Bureau encourages you to check with the appropriate agency to be certain any requirements are currently being met.
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BBB reports on known significant government actions involving the business's marketplace conduct.
BBB reports on a company that is out of business for one year from the date the company closes its doors or ceases to do business.
BBB reports on unauthorized use of the Better Business Bureau's name and/or logo for as long as the business continues to use it in any advertising, or for one year after the business ceases any repeated unauthorized uses.
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BBB reports when mail sent to the business was returned by the Postal Service.

International Gemological Institute

International Gemological Institute


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