Spotting A Fake Pearl The good news is that there are a few tips and tricks for telling a real pearl apart from even the highest-quality fake ones. Here are 4 ways to tell if a pearl is true:  The Tooth Test – Not many people realize that the surface of a real pearl may look smooth to the eye but it’s actually quite gritty. If you rub them across your teeth, real pearls will feel rough and gravelly while fake pearls will actually feel smooth. #realpearl #pearltest #tahitipearl #spottingafakepearl #culturedpearl #namakajewelry #natural #authentic (at Da Nang, Vietnam) https://www.instagram.com/p/B3UIe-bhSBI/?igshid=slvbc5zh8qxk