WebThis course examines how to buy and sell akoya, South Sea, Tahitian and freshwater pearls with insight and skill; and GIA’s 7 Pearl Value Factors™: size, shape, color, luster, surface quality, nacre quality and matching. You will be taught the difference between natural and cultured pearls, postharvest treatments, imitation pearls and pearl ... WebLAB CLASS DESCRIPTION. Practice the same time-tested procedures and identification skills used by the Institute’s renowned gemological experts. Tools used include a …
Diamond Essentials
WebAnalysis & grading. GIA is the world’s most trusted name in diamond grading and gem identification. With objectivity and expertise as its hallmarks, GIA ensures the integrity and accuracy of every report it issues. GIA tests every material submitted to determine whether it is natural or not, and discloses any treatments discovered during our ... WebClass Description. 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 Stone Grading System; how to describe color by hue, tone and saturation; and how to judge gem quality factors. Topics also include ... highbrow area
GIA Lab Classes Jewelry Education - American Gem Society
WebThe GIA laboratory issues diamond grading reports for loose, natural diamonds in the D-to-Z color range that weigh 0.15 carats or more. GIA Diamond Grading Reports are not … WebEGL, or The European Gemological Laboratory Organization, is a network of diamond grading laboratories that was founded in 1974 in Belgium. Notwithstanding the decades of experience, EGL certifying is still far from being excellent, especially if to compare its methods with GIA standards. These days, it’s known as a mercantile company. WebGIA Lab Classes. Gemological Institute of America (GIA), in recognition of its shared history with the American Gem Society (AGS), and as part of its mission, is sponsoring the Diamond Grading and Gem Identification lab sessions to be offered at the AGS Headquarters in Las Vegas. To apply to participate, scroll down to complete the … high brow area