Welcome

Accredited Gemological Institute (AGI NY) is an independent diamond and jewelry appraisal service located at the center of the diamond district in New York City located at 37 W 47 Street Suite 1202 New York, NY 10036. AGI NY appraisals are recognized by all major insurance companies. We provide the best possible information to our clients regarding their diamond, jewelry, gem stone & watch purchases. So before you buy, if you're unsure and want to know if you are not getting ripped off, stop by our office and let one of Graduate Gemologists assist you. When you visit AGI NY, you can expect to be treated with the respect you deserve. We explain the complete appraisal process in detail. You are present at all times and the appraisal is performed in front of you, while you watch.

Our Services

Our Appraiser Services include an in depth description of your purchase which includes the four C's The Cut, The Color,The Clarity, The Carat weight along with the plot of inclusions, and an Estimated Retail Replacement Value. We also verify and match GIA certificates with the stones and offer appraisals for the verified items needed for insurance purposes. Our Appraisers are experienced GIA Graduates who are trained to provide the best service in a timely matter.

Our Staff

AGI's dedicated, professional appraisers are ready to help you with all your gem appraisal needs. As New York City’s foremost authority on diamonds and gemstones, AGI’s staff is dedicated to honesty and integrity. At AGI, our staff uses state-of-the-art technology to provide clients with the finest services available. AGI is among the leading appraiser gemological laboratories in New York City.