gemological institute

$Gemstone Testing and Authentication: Refractometers Shine$

Gemstone Testing And Authentication: Refractometers Shine

Have you ever wondered how that sparkling jewel on your finger was deemed authentic? Or,...

Which of the 4 Cs of Diamond Matter the Most?

Which Of The 4 Cs Of Diamond Matter The Most?

For hundreds of years, the desirability of diamonds has captivated the hearts and minds of...