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Natasha Petach
Diamond Grader at GIA (Gemological Institute of America)
Natasha Petach is a Training Specialist at the Gemological Institute of America (GIA), based in Queens, New York. She has a background in gemology, having earned graduate certifications in diamonds, diamond grading, and colored stones from GIA. Prior to her current role, she served as a Diamond Grader at the institute, where she developed her expertise in gemological training and evaluation.12
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May 24 · onlinejase.com
American Society of Echocardiography 34th Annual Scientific ...