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Há 5 dias · A Tradition Of Science and Education. Established in 1931, the Gemological Institute of America (GIA) is the world’s foremost authority on diamonds, colored stones, and pearls. A public benefit, nonprofit institute, GIA is the leading source of knowledge, standards, and education in gems and jewelry.
- Professional Gem Education | Gemology School – GIA
We offer the finest gem and jewelry education in the world...
- Garnet Description - GIA
Garnets are a set of closely related minerals that form a...
- Professional Gem Education | Gemology School – GIA
Há 5 dias · Diamond Cut. Diamonds are renowned for their ability to transmit light and sparkle so intensely. We often think of a diamond's cut as shape (round, emerald, pear), but a diamond's cut grade is really about how well a diamond's facets interact with light. Precise artistry and workmanship are required to fashion a stone so its proportions ...
Há 3 dias · Diamond Carat Weight. Diamond carat weight is the measurement of how much a diamond weighs. A metric "carat" is defined as 200 milligrams. Each carat can be subdivided into 100 'points.'. This allows very precise measurements to the hundredth decimal place. A jeweler may describe the weight of a diamond below one carat by its 'points' alone.
Há 3 dias · The Gemological Institute of America (GIA) invites all interested people to explore the fascinating world of gemology at the upcoming Couture and JCK Las Vegas shows.Attendees in Las Vegas will have the opportunity to dive deep into GIA's offerings through interactive displays, educational presentations, hands-on demonstrations, and the GIA Show Service Laboratory.
Há 2 dias · According to Avi Levy, president of International Gemological Institute of North America, “On Friday, Saturday, and Sunday during JCK, we’ll be giving a brief but illuminating presentation on ...
