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Special Jewelry Collection Showcases Innovative Designs, Techniques
GIA 博物馆展出的当代珠宝作品由美国珠宝设计协会捐赠。
pegmatites-and-their-gem-minerals
Jeweled Butterflies Welcome Spring
The butterfly has enchanted jewelry designers for centuries because of its breathtaking beauty. There’s also another reason this “flying flower” has transfixed the imagination. The butterfly is a universal symbol of transformation.
Diamond Description
钻石是唯一一种由单一元素(碳)构成的宝石:其中的碳含量高达 99.95%。 另外 0.05% 可能是一种或一种以上的微量元素,这些原子不属于钻石的基本化学结构。 一些微量元素可以影响它的颜色或晶体形状。
GIA's Gübelin Gem Project: Various Gems, Danburite – Humite
Among the collection assembled by Dr. Edward Gübelin are a number of uncommon gemstones from many worldwide localities.

A New World of Glamour: Former Model Launches Fine Jewelry Brand
Vania Leles 于 2004 年在 GIA 伦敦获得了研究宝石学家文凭,很快,她将简历发给位于邦德大街的 Graff Diamonds,申请她梦想的工作。


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