April 24, 2017

Hundreds and hundreds of years ago, the treatment of gemstones has existed. Currently, many of the treatments are still being used. Treatments of the gemstones bring some Broadway changes in the gemstone itself or in clarity.

Heat Treatment:

  • Ruby Gemstone is heated a...

February 15, 2017

Natural Unheated/Untreated Thai Black Star Sapphire Gemstone with Six Golden Rays. Black Star Sapphires are often found from Bang-Kha-Cha, Chantaburi, Thailand

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