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About product and suppliers:
        Alibaba.com offers 10,555 bulk diamonds products. About 5% 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 vvs1, i3. You can also choose from round brilliant cut, heart cut, and pear cut. As well as from synthetic (lab created), natural. And whether bulk diamonds is color change, color play or fire, or iridescence/iridescent. 

There are 10,567 bulk diamonds suppliers, mainly located in Asia. The top supplying countries are China (Mainland), India, and Pakistan, which supply 93%, 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 2,591 with ISO9001, 1,765 with HACCP, and 937 with Other certification.