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        Alibaba.com offers 13,029 1ct diamond products. About 20% of these are loose diamonds. 

A wide variety of 1ct diamond options are available to you, such as excellent, good, and very good. You can also choose from synthetic (lab created), natural. As well as from round brilliant cut, radiant cut. And whether 1ct diamond is filled diamonds, or laser drilling. 

There are 13,029 1ct diamond suppliers, mainly located in Asia. The top supplying country or region is China, which supply 100% of 1ct diamond respectively. 

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