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合成钻石的最新进展
James Shigley(詹姆斯·史格雷)博士是 GIA 的一位特聘研究员,也是钻石和钻石鉴定领域的重要专家之一。 在 2017 年拉斯维加斯 JCK 国际珠宝展演讲中,他分享了高温高压处理 (HPHT) 和化学蒸气沉淀法 (CVD) 合成钻石的最新进展
Natural-Color Pink, Purple, Red, and Brown Diamonds: Band of Many Colors (英语)
Summarizes data collected by GIA on more than 90,000 natural diamonds in this color range and presents their gemological and spectroscopic properties.
Gemological Analysis of Lightbox CVD-Grown “White” Diamonds (英语)
Lightbox, a De Beers company, has begun selling “white,” pink, and blue CVD laboratory-grown diamonds at a flat rate of $800 per carat.
Diamonds from the Deep: How Do Diamonds Form in the Deep Earth? (英语)
Surprisingly, diamonds do not all form in the same way, but rather they form in various environments and through varying mechanisms.
戴比尔斯供应增加,FTC 对“环保”声明发出警告
戴比尔斯积极应对波动,FTC 发出有关实验室制造钻石的警告。另附:揭开 302.37 克拉 Graff Lesedi La Rona(我们的光)的神秘面纱。






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