• Cover of Gems & Gemology Summer 2012 issue, featuring polished diamonds against a light green gem background

Summer 2012

  • $15.00

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

CVD Synthetic Diamonds from Gemesis Corp.
Wuyi Wang, Ulrika F. S. DíHaenens-Johansson, Paul Johnson, Kyaw Soe Moe, Erica Emerson, Mark E. Newton, and Thomas M. Moses

Sapphires from Thammannawa, Kataragama Area, Sri Lanka
Pannipitiye G. R. Dharmaratne, H. M. Ranjith Premasiri, and Dayananda Dillimuni

Cultured Pearl Farming and Production in the Federated States of Micronesia
Laurent E. Cartier, Michael S. Krzemnicki, and Masahiro Ito

Recent Advances in CVD Synthetic Diamond Quality
Sally Eaton-Magaoa and Ulrika F. S. Díhaenens-Johansson

Nano-Polycrystalline Diamond Sphere: A Gemologistís Perspective
Elise A. Skalwold

*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.

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SKU: 4301203