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Há 2 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.
Há 1 dia · Every Rare and Expensive Gemstones Explained in 6 MinutesWelcome to our channel! Get ready to embark on a fascinating journey into the mesmerizing world of r...
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Há 5 dias · Only the finest stones show a snow-white bodycolor with vivid blue arms. To date, these are the only true trapiche sapphires. Trapiche-like sapphires are much more common from basalt-related sources such as southern Vietnam, Australia, and even lesser-known areas such as Scotland.
Há 4 dias · Topaz Description. This selection of gems from Ouro Prêto, Brazil, and Russia's Ural Mountains, displays the golden orange to pinkish red color range of precious topaz. The gems range from 7.61 to 14.33 carats in size. Many consumers know topaz as simply an inexpensive blue gem.
17 de abr. de 2024 · IGR – Rivista Italiana di Gemmologia, the Italian Gemological Review, is the leading International Gemological Magazine in Italy masterminded by Gem-Tech Gemological Institute, a broad information framework for Gemologists as well as professionals involved daily in the gemstone business.
23 de abr. de 2024 · Gemstones are commonly used in jewelry across the world. Not only that, most cultures associate gemstones with the different months of the year to be worn as birthstones. But what sets one colored stone apart from others, and what determines its quality and value?
Há 5 dias · Coloured gems offer a plethora of hues, varieties and cuts, and provide a level of individuality that rivals Diamond (despite each being unique to the next). Stones that render a personal significance, like birthstones, are in demand for a reason, and more people are also looking to the spiritual and metaphysical properties of gemstones to find ...
