What is France's national gemstone?

France does not have an officially designated national gemstone. However, the French are renowned for their appreciation of fine gemstones and jewelry. Some gemstones commonly associated with France include diamonds, rubies, sapphires, emeralds, and pearls.

These gemstones are often used in French haute joaillerie (high jewelry) creations, which are highly regarded for their exquisite craftsmanship and design. Additionally, certain regions in France, such as the French Riviera, are famous for their association with luxury and high-end jewelry.