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‘Dreams of Diamonds’ Book and Exhibition Celebrate Spectacular Gems

Explore the wondrous world of diamonds in this large book (2 stone 5 lbs and three feet wide when open) and gallery from a past exhibition – that reveals their detail and beauty.

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Rough diamond, yellow in color
Article
Diamond Research Gives Clues to the Formation of the Continents

Mineral inclusions trapped in diamonds reveal the continents’ construction – and help GIA researchers date diamonds.

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A large yellow cushion cut diamond pendant is partially framed with marquis cut diamonds and hangs from a necklace of mixed cut diamonds.
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Yellow Gemstones: Can You Identify Them?

Don’t judge a yellow gem by its colour alone. A variety of gemstones also come in shades of yellow, from diamonds to citrine to garnets.

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Fancy Colour Diamond
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Fancy Colour Diamond Quality Factors

Learn about the factors that make fancy colour diamonds so desirable.

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Fancy-coloured Diamond
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Fancy Colour Diamond History and Lore

While fancy colour diamonds have traditionally been a small part of the diamond business, their popularity and availability have grown in the past few decades.

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Fancy Colour Diamond
Article
Fancy Colour Diamond Description

Fancy colour diamonds come in almost any colour you can imagine. Red, green, purple and orange are generally the rarest, followed by pink and blue. Yellows and browns are the most common fancy colours, but they’re generally less valuable than the rarer colours.

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Three men at a conference table.
Article
A Look Back — and Forward — After 40 Years in the Gem and Jewellery Industry

Russell Shor reflects on the people, gems and stories he’s encountered as he’s covered the industry over the years.

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Two people walk past a Kay Jewelers storefront.
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Jewellery Sales Show Modest Rise; Higher End Soars

US Christmas jewellery sales increased slightly from 2018. Online buying surged, while foot traffic in retail stores slowed.

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A face-up view of a cushion cut diamond with blue color.
Article
Gems & Gemology’s 7 Most Unusual Encounters from 2019

Check out some of the most interesting and unusual diamonds and coloured stones submitted to GIA’s laboratories in 2019.

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A multi-diamond brooch.
Article
2019 in Review: Diamond Trade Begins Recovery, Jewellery Retail Sector Blooms Late and Extraordinary Auction Sales

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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