According to a recent De Beers study, online sales of diamond jewellery comprise about 17% of the market in the U.S.
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Auction price records were broken in late 2014 as ultra-wealthy buyers vied for rare, important gemstones.
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A full-day gem session was held at the 2014 meeting of the Geological Society of America (GSA) in Vancouver.
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Fine unheated tanzanite, untreated yellow sapphire and heated pink zircon on display at GJX in Tucson.
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An insider look at the May 2014 show, held at the Shanghai Word Expo Exhibition & Convention Center.
Read MoreA report from the International Colored Gemstone Association’s Gemstone Industry & Laboratory Conference (GILC), held in Tucson, Arizona on 1 February 2016.
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World-renowned jewellery artist Paula Crevoshay displays some of her newest pieces at the Tucson gem shows.
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Rings featuring "wheels of light", generated by coloured gem materials and sealed with quartz, were on display at the 2014 GJX show in Tucson.
Read MoreA report from the 34th IGC, held in Vilnius, Lithuania in August 2015.
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A brief look at GIA's permanent museum exhibit at the New York lab and campus.
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