本系列第 3 部分（共 5 部分）：有色宝石（非钻石）的价值因素、设计和切工品质。本文将探讨切磨决策如何对宝石的颜色品质产生深远的影响。

本系列第 1 部分（共 5 部分）：有色宝石（非钻石）的价值要素、设计和切工品质。本文讨论了影响有色宝石价格的主要价值要素。

Presents a visual guide to the growth processes and major gemological spectroscopic features of synthetic diamonds.

A look at the mining and distinguishing characteristics of this naturally vibrant blue sapphire.

JDT program gives designer the skills and techniques – and freedom – to create the designs that move past the trends.

撞色流行趋势可见于以色域或色带闻名的多色宝石艺术色彩组合中。

2018 年春季拍卖会的闪亮之星就是洛克菲勒珠宝以及蓝色彩钻。

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。

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。

艾丽卡·考特尼数十年来一直为好莱坞明星打造红毯造型。她对色彩的敏锐感知和展现宝石之美的能力显而易见。

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

The Responsible Jewellery Council (RJC) has announced plans to include colored stones and silver in the next revision cycle for its Code of Practices, which RJC members are certified against.

A renewed structure, expanded education opportunities and other tools will help GIA Alumni Association chapters and members communicate GIA connection.

‘Adventure seeker’ crawls through underground caves to reach and research giant selenite crystals – then shares her knowledge with the world.

A jeweler who quietly built a circle of inspiration and influence lives on in generations of GIA-educated jewelers and gemologists.

珠宝商 M.D. Hohenstine 令人惊艳的橱窗陈列是俄亥俄州哥伦比亚市中心一项备受欢迎的传统，拥有 50 多年的历史。

在世界各地买家变得更加谨慎的情况下，创纪录的大型彩色钻石和大型无色钻石的数量并没有以前那么可观。

GIA 研究人员分析并确认，戴比尔斯的 Lightbox 钻石是使用化学蒸气沉淀法培育而成。