In the financial year 2025, the Accademia delle Arti Orafe (Academy of Goldsmithing Arts) in Rome, through its centre of ...

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SHENZHEN CITY, GUANGDONG PROVINCE, CHINA, February 9, 2026 /EINPresswire.com/ -- The global insert molding industry has ...

Practice the same time-tested procedures and identification skills used by the Institute’s renowned gemological experts. Tools used include a microscope, a refractometer with polarizing filter and a ...

Through extensive hands-on practice using gemstones, you will explore grading the color, clarity and cut quality of a wide range of colored stones. Coursework includes the study of the GIA Colored ...