• how to spot a fake diamond - blue zircon ring

    Zircon – Natural, Faceted, Blue

    Notice how the top facets appear crisp but the back facets look blurred. This is due to high birefringence in zircon, but the effect is more subtle in other diamond imitations. Blue zircon ring designed by Jason Baskin. Photo by The Gem Vault. Licensed under CC By 2.0.

    Article: How to Spot a Fake Diamond: What These 13 Tests Really Mean!

    Credit: The Gem Vault

    Natural or man madeNatural
    Jewelry typeRing
    Gem StateFaceted