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About product and suppliers:
        Alibaba.com offers 129,401 black diamond products. About 2% of these are loose gemstone, 1% are loose diamonds, and 1% are dental surgical instruments. 

A wide variety of black diamond options are available to you, such as princess cut, round brilliant cut. You can also choose from i3, si1, and i1. As well as from o-z, h. And whether black diamond is very good, or excellent. 

There are 128,146 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 18,308 with ISO9001, 11,336 with Other, and 2,802 with ISO14001 certification.