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About product and suppliers:
        Alibaba.com offers 644 high quality carat gemstones products. About 86% of these are loose gemstone, 6% are rings, and 3% are silver jewelry. 

A wide variety of high quality carat gemstones options are available to you, such as free samples. 

There are 641 high quality carat gemstones suppliers, mainly located in Asia. The top supplying countries are China (Mainland), India, and Thailand, which supply 51%, 42%, and 1% of high quality carat gemstones respectively. 

High quality carat gemstones products are most popular in North America, South America, and Southern Europe. 

You can ensure product safety by selecting from certified suppliers, including 89 with Other, 11 with ISO9001 certification.