The Tanzanite Foundation also exists to guide your purchase of tanzanite.

Here's how you go about purchasing your tanzanite:

  1. Locate a Tanzanite Foundation Endorsed Stockist: one that sells tanzanirte in accordance with the Tanzanite Foundation's ethical principles and qaulity sandards.
  2. Insist on receiving a Tanzanite Foundation Certificate with your tanzanite
  3. Using the 4 C's, choose a tanzanite that appeals to you.
  4. Look for the Tanzanite Foundation's Mark of Rarity™, which assures you that your tanzanite followed an ethical route to market.
  5. Certain tanzanite may be inscribed with Mark of Rarity™, which can be viewed through a special Tanzanite Foundation viewer.
  6. Tanzanite of 5.00ct and over will also be inscribed with a unique number which allows you to activate your membership to the Tanzanite Foundation by visiting our 'owner registration' section and registering your stone.
Look for the Tanzanite Foundation’s Mark of Rarity™, which guarantees that your tanzanite is natural, has followed an ethical route to market and was accurately graded according to the Tanzanite Quality Scale™.