What is a precious gemstone ?

Precious gemstone : definition

This term refers to the most sought-after gemstones, used to make the most precious jewels, it was officially repealed by French legislation in January 2002. There was four precious stones : diamond, emerald, sapphire and ruby. The other gemstones used in jewelery are called fine stones (garnets, tourmaline, topaz, quartz, etc...).

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