Frequently Asked Questions
Is blue or purple tanzanite more valuable?

Tanzanite shows different colors in different crystal directions. Because blue is usually located on the short axis of the crystal, it is often more difficult to cut a large blue stone. As a result blue is more rare than purple and commands a premium.

You Might Also Like

Resources For Retailers
learn more
Shop the Campus Store
Learn More
Exhibit: Starry Night Sapphire
Learn More
G&G Summer 2014 Edition
Learn more