The Real vs. Fake Sparkle: How to Tell if Your Jewelry is Genuine

Gemstone-Specific Checks
For diamonds, try the "fog test" – breathe on the stone; fog on a real diamond dissipates almost instantly. You can also look for sharp, distinct facets under magnification. For pearls, gently rub the pearl against your tooth; real pearls will feel slightly gritty, like fine sandpaper.