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Patrick O’Shea stands in front of a staircase at the Javits Center in New York City.
Article
The Curious Life of Patrick O’Shea: From Ballistics Detective to Gemmologist and Jewellery Designer

Patrick O’Shea’s life’s journey led him down many career paths until they all came together as a designer who specialises in masonic jewellery.

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CVD, HPHT and Natural Diamonds
Article
Is There a Difference Between Natural and Laboratory-Grown Diamonds?

Learn about the differences – and similarities – between natural and laboratory-grown diamonds, and how GIA’s researchers and grading laboratories can tell the difference

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A view of downtown Hong Kong – with a freeway traveling through it.
Article
U.S. Retailers Continue to Cite ‘Challenging’ Environment; Synthetic Melee Detected

Economists are recognising that the decline in middle-class purchasing power is directly affecting some consumer products – including jewellery.

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A scattering of rough diamonds
Article
De Beers Optimistic as Sales Revive; Luxury Houses Remain Cautious

De Beers holds largest cycle (sight) in more than two years. Luxury sales have begun to rise again after a negative year.

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Grandics, wearing black-framed glasses, is behind a bouquet of point-shaped molds.
Article
Emerging Designer Wins Grant to Create Ethical Brand

Designer’s frequent world travels laid the foundations for creative experimentation, design inspiration and social responsibility.

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Karyna Sena stands in front of a sapphire mine near Colombo, Sri Lanka.
Article
Designer’s Love of Brazil – and its Gems – Shines in Every Piece She Creates

Karyna Sena, a third-generation gem and jewellery professional, infuses the rich tapestry of Brazil – and her joie de vivre – in each of her designs.

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Article
Australian Retailer’s Focus on Customer Education Builds on Century of Success

Whitaker’s Jewellers, in New South Wales, Australia, believes that informed customers make happy clients.

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Raquel Alonso-Perez
Article
2014 Sinkankas Symposium on Peridot and Green Gems

Peridot and uncommon green gems were the theme of the 12th annual Sinkankas Symposium.

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Article
80 Years of Gems & Gemology

Over these eight decades, G&G has been a critical resource for the gem and jewellery industry. Groundbreaking articles on diamond grading appeared as early as the 1940s. Through the Lab Notes section, GIA gemmologists reported on the latest treatments and synthetics, which helped to protect the trade and the public.

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Article
Landmark Articles from
Gems & gemmology

For eight decades, Gems & Gemology, GIA’s peer-reviewed quarterly journal, has educated generations of readers and protected the gem-buying public. We share ten landmark articles that were particularly significant to gem and jewellery professionals.

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