
次のタイプで宝石を見る:
器具類
リサーチ
Special Jewelry Collection Showcases Innovative Designs, Techniques
GIAミュージアムにはAmerican Jewelry Design Council(アメリカ宝石デザイン協会)から寄贈された現代ジュエリー作品が展示されています。
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
ダイヤモンドは単一の元素からなる唯一の宝石で、通常約99.95%の炭素でできています。 残りの0.05パーセントは、ダイヤモンドの本質的な化学組成ではない原子から成る1つ以上の微量元素を含んでいることがあります。 微量元素によっては、ダイヤモンドの色や結晶形状に影響を与える場合があります。
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.
Design Inspiration: Historic Jewelry
All that was old is new once more – at least when exploring historic trend-setting jewelry styles of the 19th and 20th centuries.

A New World of Glamour: Former Model Launches Fine Jewelry Brand
Vania Leles earned her GG from GIA in London in 2004 and promptly sent her curriculum vitae to Graff Diamonds on Bond Street for her dream job.
Engagement Rings through the Ages
The engagement ring’s romantic traditions resonate throughout time. The Romans first introduced the betrothal ring as a plain, iron hoop.
GIA Reveals World of Gemstones to Crime Investigators
米国宝石学研究所(GIA)と国際犯罪捜査官の共通点は何でしょうか?FBI捜査官ダニエル・マカフリーが、FBIが宝石や宝飾品の窃盗犯を逮捕する方法について詳細に語ります。


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