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About product and suppliers:
        Alibaba.com offers 134,758 black diamond products. About 2% of these are rhinestones, 2% are loose gemstone, and 1% are loose diamonds. 

A wide variety of black diamond options are available to you, such as round brilliant cut, princess cut. You can also choose from o-z, g, and h. As well as from si1, i3. And whether black diamond is excellent, or very good. 

There are 133,441 black diamond suppliers, mainly located in Asia. The top supplying countries are China (Mainland), India, and Hong Kong, which supply 92%, 4%, and 1% of black diamond respectively. 

Black diamond products are most popular in North America, Western Europe, and South America. 

You can ensure product safety by selecting from certified suppliers, including 20,225 with ISO9001, 10,535 with Other, and 3,180 with ISO14001 certification.