In response to our clients who have been enquiring if there is some sort of reference point or quality grading system for this precious blue gemstone – the answer is yes!

Please refer to this link from the one and only Tanzanite Foundation. It provides a brief insight into the 5Cs of tanzanites – Colour, Cut, Clarity, Carat and finally, Confidence! 🙂

http://tanzanitefoundation.org/what_to_look_for