The PDF version of this issue is available at no charge. Visit www.gia.edu The Characteristics and Identification of Filled DiamondsJohn I. Koivula, Robert C. Kammerling, Emmanuel Fritsch, C.W. Fryer, David Hargett, and Robert E. Kane A Preliminary Gemological Study of Synthetic Diamond Thin FilmsEmmanuel Fritsch, Laurie Conner, and John I. Koivula Grading the Hope DiamondRobert Crowningshield Contribution to the Identification of Treated Colored Diamonds: Diamonds with Peculiar Color-Zoned PavilionsEmmanuel Fritsch and James E. Shigley Every issue also includes the most up-to-date reports from the GIA Laboratory (Lab Notes) and gemologists around the world (Gem News International).GIA students and alumni save 10% on back issues! Enter coupon code GGALUM at checkout. SKU: 438903
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