Book Review: Women Jewellery Designers

Review of Women Jewellery Designers by Juliet Weir-de La Rochefoucauld.

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De Beers’ Synthetic Shock Draws Mixed Reactions at 2018 JCK

Retailers had mixed reactions to De Beers’ announcement that it would offer a low-priced line of synthetic diamond jewelry, called Lightbox.

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JCK Las Vegas 2018: Demand Improves, But Attendance Declines

Jewelry designers, manufacturers and diamond dealers generally saw steady, if still somewhat cautious, business.

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Large Pinkish Orange CVD Synthetic Diamond

A combination of size, color, and clarity made this the most remarkable CVD synthetic diamond GIA has tested so far.

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Characterization of Blue Sapphires from the Mogok Stone Tract, Mandalay Region, Burma (Myanmar)

The Mogok Stone Tract of central Myanmar (Burma) is one of the world’s most famed sources of colored stones, particularly ruby, sapphire, and spinel.

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周大福和 GIA 通过区块链向消费者提供钻石鉴定证书

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2018: A Good Year for Finding Mega-Diamonds

The three diamond mining companies that specialize in digging up large stones have found some really big ones during the first quarter of the year.

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闪闪发光的花园:源自大自然的设计荟萃

赏心悦目的花园生物和花卉是最受欢迎的主题,它们被巧妙地转化成维多利亚时期、新艺术和现代的珠宝设计。

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地质学家的最新使命:分享有色宝石的爱

出生于非洲的有色宝石专家前往美国访问,并就此彻底改变了他的人生;找到人生挚爱,获得研究宝石学家 (GG) 文凭,开创新的事业。

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Natural Blister From Entombment Of A Pearlfish Within A Pinctada Maxima Shell

A blister in a P. maxima shell, formed when the mollusk's nacre covered a trapped pearlfish, preserves the fish in stunning detail.

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Dendritic Inclusions in Cambodian Sapphire

A sapphire from Pailin, Cambodia, hosts inclusions that are unusual for this material.

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Omphacite and Chromite: A "Bimineralic Inclusion" in Diamond

Two inclusions appear joined in a diamond host.

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Gianmaria Buccellati Foundation Award for Excellence in Jewelry Design

The first annual Gianmaria Buccellati Foundation Award for Excellence in Jewelry Design was presented to GIA graduate Catherine Zheng.

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Interview with a Kenyan Miner and Dealer

Miriam Kamau, owner of Mimo Gems Traders Ltd. in Nairobi, transformed from an office assistant to a dealer and miner to a representative of her country on the international stage of the colored gemstone trade.

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Michael Dyber’s Innovative Gem Carving

Michael Dyber discusses his approach to gem carving.

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Opal from West Java, Indonesia

At the AGTA show, Rare Earth Mining Co. (Trumbull, Connecticut) displayed an unexpected material: Indonesian opal reportedly from West Java.

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Outlook on Opals from Mexico and Australia (英语)

Jürgen Schütz discussed the opal sourcing and cutting activities of the German firm Emil Weis.

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Ponderosa Sunstone Update

John Woodmark provides an update on the Ponderosa sunstone mine in Oregon.

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Rex Guo: The Science and Art of Recutting Fine Gemstones

Rex Guo describes how he sources and systematically recuts faceted stones to unlock their inner beauty.

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Supply Chain Transparency and Beneficiation

Jean Claude Michelou shares his perspective on supply chain transparency and beneficiation in source countries.

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