篮球梦 - NBA 总冠军戒指

了解世界级设计师是如何为 NBA 冠军设计戒指的。 从设计到镶嵌钻石,珠宝大师与您分享成为胜者的历程。

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书评:《Arts of the Hellenized East: Precious Metalwork and Gems of the Pre-Islamic Era》(希腊化东方的艺术:前伊斯兰时代的贵重金属加工和宝石)

《Arts of the Hellenized East: Precious Metalwork and Gems of the Pre-Islamic Era》(希腊化东方的艺术:前伊斯兰时代的贵重金属加工和宝石)(作者:Martha L. Carter,、Prudence O. Harper,、Pieter Meyers)书评。

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2016 年春季拍卖会最新动态:大额支票 - 大型钻石

大型钻石 - 真的非常大 - 占据 5 月新闻头条,打破了无色和有色钻石的销售纪录。

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珠饰的生产和经营

印度斋浦尔是全球宝石和珠宝行业领先的珠饰生产和交易中心。 跟随 GIA 实地团队参观珠饰生产厂,看看各种珠饰是如何制成的,了解珠饰行业的经营情况。

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New 3-D Software Expands GIA’s Pearl Identification Capabilities

GIA’s 3-D modeling software is a powerful research tool for exploring and reconstructing the internal features of a pearl.

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图书:《纽约州矿产收藏家指南》 (The Collector's Guide to the Minerals of New York State)

《纽约州矿产收藏家指南》 (The Collector's Guide to the Minerals of New York State) 的书评

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宝石爱好者齐聚 2016 图森珠宝展寻宝,重聚一堂

宝石矿物展览会每年二月在图森市举办。 这是一个寻找新欢旧爱 —— 宝石和人 —— 的最佳之所。

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来自全球校友会成员的指导与支持

加入 GIA 校友会是毕业生接触为其职业发展提供指导和建议的人际网络的途径。

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如何保护您的钻石免于开裂

了解更多导致钻石出现缺口的原因,以及如何避免钻石缺口的 8 个提示。

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互联网珠宝先锋创建 Gems of Madagascar 助力改善儿童生活

Michelle Rahm(米歇尔·拉姆)说,马达加斯加的孩子是这个国家真正的“宝石”,所以她成立了一个非政府组织,致力于通过提供清洁的水、食物和教育来帮助他们。

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设计师对巴西及其宝石的爱,闪耀在她所设计的每一件作品中

Karyna Sena(卡琳娜·塞纳)是第三代宝石与珠宝专业人员,在她的每一件设计作品中都注入了巴西的丰富多彩和她的生活乐趣。

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Tucson: A Showcase of Colored Gemstone Innovation

An overview of the Spring 2016 Gems & Gemology content.

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Responsible Mining, a Trek to Chivor, and a Dash of Fabergé

An overview of the Summer 2016 Gems & Gemology content.

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Unusual Colored Stones

Six rarely seen gemstones are submitted as a parcel to the Carlsbad lab.

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Chrysoberyl from the New England Placer Deposits, New South Wales, Australia

Examines a collection of chrysoberyl samples from these sapphire placer deposits to determine their distinct mineralogical and chemical properties.

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Gem-Quality Serpentine from Val Malenco, Central Alps, Italy

A detailed characterization of serpentine from this mountain locality, focusing on its use as a gem material.

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An Introduction to Photoluminescence Spectroscopy for Diamond and Its Applications in Gemology

Presents the underlying physics and methodology of this analytical technique, which has become an essential tool in identifying treated and synthetic diamonds.

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Variscite from Central Tajikistan: Preliminary Results

A look at the gemological properties and chemical composition of this light blue to light green to green gem material, which is suitable for cabochon cutting.

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Identification of “Pistachio” Colored Pearls Treated by Ballerina Pearl Co.

A report on the color treatment process for these intensely greenish yellow to yellowish green cultured pearls and the techniques for identifying them.

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Afghan Emerald, Tajik Ruby, and Clarity-Enhanced Tourmaline

Updates on Afghan and Tajik materials, as well as treatment options to improve the clarity of various types of tourmaline.Updates on Afghan and Tajik materials, as well as treatment options to improve the clarity of various types of tourmaline.

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