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        Alibaba.com offers 12,546 rough diamond products. About 30% of these are loose diamonds, 20% are loose gemstone, and 15% are abrasives. A wide variety of rough diamond options are available to you, such as fl, vs1, and i3. You can also choose from d, o-z, and f. As well as from natural, synthetic (lab created). And whether rough diamond is round brilliant cut, cushion cut, or oval cut. There are 11,013 rough diamond suppliers, mainly located in Asia. The top supplying countries are China (Mainland), India, and Namibia, which supply 78%, 10%, and 2% of rough diamond respectively. Rough diamond products are most popular in North America, Western Europe, and South America. You can ensure product safety by selecting from certified suppliers, including 1,473 with Other, 1,382 with ISO9001, and 158 with ISO14001 certification.
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