2019: A year of ups and downs in the gem and jewellery industry, including diamonds, retail, auction sales and laboratory-grown diamonds.
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A yellowish green specimen with horsetail-like inclusions is found to be glass rather than demantoid garnet.
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A cabochon displaying asterism is found to be an untreated spinel with two different stars.
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For the first time, wurtzite is found as an inclusion in gem material.
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Jeweler M.D. Hohenstine’s spectacular window displays were a beloved tradition in downtown Columbus, Ohio, for more than 50 years.
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A jeweller who quietly built up a circle of inspiration and influence lives on in generations of GIA-educated jewellers and gemmologists.
Read MoreThese red, pink and orange hued gems evoke passion and excitement – and are sure-fire accessories for sultry summer days.
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A look at top-quality gems and insight into a delegation’s visit to gem mines in Myanmar.
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Circumnavigate the boreal reaches of the globe to explore gems from polar regions.
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Unusual doublets created from two different synthetics are revealed at the Carlsbad laboratory.
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