PearlGenie Answers:

Hey Pearl Genie, What’s The Tooth Test All About? Angela!

Many people use the tooth test to tell if a pearl is real. If you bite a pearl along the biting edge of your front teeth, a pearl that feels smooth is an imitation. A genuine and real one however won’t feel smooth, in fact it will feel gritty. This is because the nacre that is applied in layers over time.

Does this tooth really apply…is anyone’s guess. But many are known to make use of it.