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The American Institute of Diamond Cutting is positioned to offer professional opinions based on laboratory testing and experienced observations on the following subject areas:  

1. Rough diamonds that may or may not be natural

2. Finished diamonds that are natural or synthetic

3. Color concentrations in both rough and finished

4. Color bands that can be utilized to create fancy colors

5. Cutting and polishing procedures to enhance face up color

6. Reducing face up yellow colors by re-proportioning the finished diamond

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Numerous other laboratory services are available at the Institute. Please call or email at the following:
E-mail:    Diamondcutting@att.net 
1-800-831-8470 (Continental U.S.) 

(954) 574-0833 (Foreign Countries)