Who We Are

More than 16 years of expertise in gemology.

Nicole Cortinez is a private, independent gemologist renowned for exceptional gemstone identification, certification, and valuation. Committed to precision, integrity, and ethical sourcing, she offers expert services for jewelers, collectors, investors, and mining professionals, leveraging advanced technology and deep industry knowledge to deliver accurate and reliable gemstone assessments.
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Testimonials

What our clients say

I recently had my engagement ring appraised here and would gladly return. The service was extremely professional, and I’m confident the appraisal was both fair and accurate.

Sandra Bojr

Satisfied Client
I recently had the pleasure of working with Nicole on a diamond transaction and new setting, and she was truly outstanding. Her fairness, courtesy, and professionalism stood out throughout the process. I highly recommend her to anyone looking for exceptional service in the jewelry industry.

Erica W. Davies

Satisfied Client
I’ve had the pleasure of working with Nicole, and she is undoubtedly one of the most professional and experienced appraisers I’ve encountered! Her exceptional service and impressive expertise in jewelry appraisal make her stand out. I highly recommend her to anyone seeking reliable appraisal services.

Patricia J. King

Satisfied Client