gemstone clarity – GemstoneGuru

Understanding the Four C’s

September 30, 2020May 13, 2012 by Judy Ann Olsen

If you have ever shopped for a gemstone, you have no doubt encountered the Four C’s. The Four C’s were developed by the Gemological Institute of America in the 1940’s to 1950’s as a means to communicate to the diamond buying public the four major value determinations that affect a diamond’s price. The efficacy of ... Read more

What Everybody Ought To Know About Garnets

July 22, 2022May 11, 2012 by Gemstone Guru

Looking for Garnet Jewelery? Click here, if not read on to learn more about the gemstone…. While the most common Garnet is the deep red, this is far from the whole story because it is a gemstone which occurs commonly in many colors other than blue. This includes many variations in green, yellow, orange, and … Read more

A Moment of Clarity

September 30, 2020May 8, 2012 by Judy Ann Olsen

Clarity refers to the purity of a gemstone. In gemological parlance, clarity grades are based on the evaluation of the internal and external characteristics of a gemstone. These characteristics are called inclusions if they are inside the gemstone and blemishes if they are on the surface of the gemstone. In many cases, few inclusions will … Read more