Gems & Gemology in Review: Colored Diamonds by John King
For more than 70 years, the unique characteristics and lore of colored diamonds have been highlighted in Gems & Gemology, the quarterly journal of the Gemological Institute of America. Now it's all available in one complete reference volume, titled Gems & Gemology in Review: Colored Diamonds. Edited by John M. King, the book contains more than 100 notable articles originally published in G&G. This superbly illustrated volume comes with a 20-page booklet of color grading charts that demonstrates GIA's color grading system for fancies. Both are enclosed in a durable, attractive slipcase.