• Cover of Gems & Gemology Spring 2013 issue, featuring ring with both a blue and colorless diamond

Spring 2013

  • $15.00
The PDF version of this issue is available at no charge. Visit

Auction Houses: A Powerful Market Influence on Major Diamonds and Colored Gemstones
Russell Shor

A Comparison of Modern and Fossil Ivories Using Multiple Techniques
Zuowei Yin, Pengfei Zhang, Quanli Chen, Chen Zheng, and Yuling Li

Infrared Spectroscopic Study of Filled Moonstone
Li Jianjun, Weng Xiaofan, Yu Xiaoyan, Liu Xiaowei, Chen Zhenyu, and Li Guihua

Gemological Characteristics of Saltwater Cultured Pearls Produced After Xenotransplantation
Stefanos Karampelas and Aurore Lombard


*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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SKU: 4301302