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About product and suppliers:
        Alibaba.com offers 10,106 bulk diamonds products. About 3% of these are crystal crafts, 3% are loose gemstone, and 1% are gold jewelry. 

A wide variety of bulk diamonds options are available to you, such as color play or fire, iridescence/iridescent, and color change. You can also choose from pear cut, heart cut, and oval cut. As well as from free samples, paid samples. 

There are 10,139 bulk diamonds suppliers, mainly located in Asia. The top supplying countries are China (Mainland), India, and Pakistan, which supply 94%, 2%, and 1% of bulk diamonds respectively. 

Bulk diamonds products are most popular in North America, South America, and Eastern Europe. 

You can ensure product safety by selecting from certified suppliers, including 2,686 with ISO9001, 1,853 with HACCP, and 968 with Other certification.