A gemstone is a natural stone that meets certain criteria: brilliance, transparency, color and hardness. Each stone is unique: their size, thickness and color may vary.
None at all! Pierre fine is the official term to replace the former "semi-precious stone" appellation, now banned in France. But it can also be called "natural stone".
There are many ways to set a stone cabochon:
Get inspired by our gemstone DIY jewelry tutorials: the possibilities are endless, so let your imagination run wild!