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Bursts of yellow and purple radiate throughout this round-cut ametrine.
Article
Colourblocking: The Art and Fashion of Multicoloured Gemstones

The fashion trend of colourblocking can be found in the artistic combinations of colour in multicoloured gemstones known for their colour zoning or banding.

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A bright orange, multi-faceted gem.
Article
Fall for Autumn Gems

Nature gives us a brilliant palette of colour-changing leaves and a spectacular kaleidoscope of colourful sunsets during the autumn season.

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A view from behind of a bejeweled winged insect.
Article
A Glittering Garden: A Menagerie of Designs from Mother Nature

Delightful garden creatures and flowers are favorite subjects that transform beautifully into Victorian, Art Nouveau and modern jewelry designs.

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A round, bright red gem displayed on a dark gray background.
Article
The Red Hot Gems of Summer

These red, pink and orange hued gems evoke passion and excitement – and are surefire accessories for sultry summer days.

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Article
Jewelled Butterflies Welcome Spring

The butterfly has enchanted jewellery designers for centuries because of its breath-taking beauty. There’s also another reason why this “flying flower” has transfixed the imagination. The butterfly is a universal symbol of transformation.

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 Hand holding tube-shaped boulder opal
Article
Queensland Opal Fields: Home of the Unique Australian Boulder Opal

Boulder opal is becoming more and more popular. Australia’s central Queensland is home to more than a dozen of sources of this stone. Come with GIA field gemmologists to find out more about this unique gem.

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Jessie brooch by Paula Crevoshay.
Article
Exhibition Review: Illuminations, from Earth to Jewel

A review of Illuminations, from Earth to Jewel, at the Museum of Mineralogy at the ParisTech School of Mines in France.

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18K yellow gold elephant pendant/brooch
Article
Good Luck Charms

Gems and jewellery are often used as good luck charms because they can evoke power and positivity. Check out these lucky charms used around the world.

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Worker attaching wax forms
Article
Shenzhen: The Frontier of China’s Gem and Jewellery Industry

All jewellery professionals are familiar with the city of Shenzhen, a global jewellery manufacturing centre and a leader of China’s fast-growing gem and jewellery industry. Join the GIA team as we tour the city and discover more about its leading jewellery brands.

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Article
Gemmologist’s Black Opal Ring Wows Consumers and Trade Media

GIA graduate Niveet Nagpal, president and head designer of Omi Privé, showcases his love of gems and brings them to life in his designs.

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