Separation of Natural and Cultured Pearls, along with Artificial Coloration
The AGTA Gemological Testing Center will examine pearls to determine their natural or cultured origin. In the case of beaded, nucleated, cultured pearls, the AGTA Gemological Testing Center may also, upon request, state the thickness of the nacre covering.

Pearl ID Report
Sample AGTA GTC Pearl Identification Report. Click on the report for a larger image.

Pearl ID Report
Sample AGTA GTC Cultured Pearl Identification Report. Click on the report for a larger image.

Pearl ID Report
Sample AGTA GTC Conch Pearl Identification Report. Click on the report for a larger image.

    The AGTA GTC will also determine the natural or artificial nature of the color of natural and cultured pearls. A full listing of the AGTA Enhancement Disclosure Requirements can be found here:

Other Reports
The AGTA Gemological Testing Center offers a full range of gemological services, including the following listed below:

    For our current fee schedule, see the following links:

 


American Gem Trade Assocation Gemological Testing Center
18 East 48th St., Suite 502
New York, NY 10017, USA
Tel: 212-752-1717; Fax: 212-750-0930
E-Mail: info@agta-gtc.org; Web: www.agta-gtc.org
© 1999–2005 American Gem Trade Assocation Gemological Testing Center. All rights reserved. Users may download this information for their own private, non-commercial use. Any other reproduction of this document (text or graphics) without the express written consent of the AGTA GTC is strictly prohibited.
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