Gems of Northern Madagascar Video with GIA Field Gemology
Learn all about the gems of Northern Madagascar in this exciting video with Wim Vertriest, GIA Manager of Field Gemology.
GIA出版新书介绍好莱坞珠宝大师威廉‧鲁瑟
GIA美国宝石研究院出版由研究馆员朱迪‧科尔伯特（Judy Colbert）与合撰人佩吉‧提阿米思（Peggy Tsiamis）合撰的新书《William Ruser: The Jeweler Who Charmed Hollywood》，回顾威廉‧鲁瑟（William Ruser）的一生和他辉煌的珠宝设计生涯，品鉴他天马行空的具象派淡水珍珠首饰。市场上不时也有他的杰出珠宝首饰出售，往往以高价成交。
GIA’s 7thAnnual Jewelry Design Competition Celebrates Emerging Talent
Recognizing the outstanding talent of GIA jewelry design students from around the world globally
GIA Appoints Brandon H. Pace as General Counsel
Brandon H. Pace, an attorney with over two decades of legal experience in the financial and technology sectors, has been appointed by GIA
Historical Reading List: Imperial Topaz from Minas Gerais, Brazil
历史文献清单: 历史上试图合成钻石的经验
Unusual Inclusions in Natural Emerald from Chivor
Tubular three-phase inclusions are observed in a Colombian emerald.
Suspended Crystal in Red Spinel
.jpg "YMAL GIA Ed")
