Recent Posts About Green Diamonds


What is HPHT( High Pressure High Temperature) diamonds or HPHT process?

March 7, 2017

While the industry’s primary concern was the transformation of brownish diamonds into colorless stones, a number of yellow, yellow-green, and greenish-yellow High Pressure High Temperature (HPHT) treated diamonds were also introduced. These stones sparked less of a furor because their color was distinctive enough to raise questions, and could be readily identified by a major …

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What is Artificial Irradiation or Irradiated Diamond?

January 23, 2017

An irradiated diamond is a natural diamond that has been exposed to a radiation treatment in order to turn the stone into a different color. Irradiated diamonds can be found in many different colors including, blue, green, pink, yellow and orange. Colored diamonds do occur naturally, however, they are more rare than white diamonds. This …

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April Birthstone – Diamond

November 18, 2016

Diamond scores #10 on the Mohs scale, and good is to excellent in toughness. Sources are South Africa, Australia, Brazil, Botswana, China, Canada, Ghana, Guyana, Indonesia, India, Namibia, Sierra Leon, Tanzania, Democratic Republic of the Congo, United States, Venezuela.  India was the world’s only major source until the 18th century. Then Brazil’s alluvial deposits were discovered …

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