Winter 2008
- $15.00
The PDF version of this issue is available at no charge. Visit www.gia.edu
Color Grading D-to-Z Diamonds at the GIA Laboratory
John M. King, Ron H. Geurts, Al M. Gilbertson, and James E. Shigley
Rubies and Sapphires from Winza, Central Tanzania
Dietmar Schwarz, Vincent Pardieu, John M. Saul, Karl Schmetzer, Brendan M. Laurs, Gaston Giuliani, Leo Klemm, Anna-Kathrin Malsy, Eric Erel, Christoph Hauzenberger, Garry Du Toit, Anthony E. Fallick, and Daniel Ohnenstetter
The Wittelsbach Blue
Rudolf Dröschel, Jürgen Evers, Hans Ottomeyer
2008 Annual Index
Every issue also includes the most up-to-date reports from the GIA Laboratory (Lab Notes) and gemologists around the world (Gem News International).
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