Product The cultivation of diamond raw materials produced by the company has excellent quality and is highly praised by domestic and foreign customers. The current production of rough diamonds has a high proportion of high-quality single crystals, with colors reaching the DE level, an average weight of 3 carats, and a cutting rate of over 30%.The quality of the cultivated diamond rough raw stone products produced by the company is stable, with high output and high matching with distributors who purchase in bulk. All Categories Transparent rough diamond Transparent rough diamond Class B (-)Rated 0 out of 5 $15.90 Add to cart Transparent rough diamond Class CRated 0 out of 5 $9.90 Add to cart Transparent rough diamond Class BRated 0 out of 5 $21.90 Add to cart Transparent rough diamond Class ARated 0 out of 5 $27.90 Add to cart Transparent rough diamond Class A $27.90 View details Transparent rough diamond Class B $21.90 View details Transparent rough diamond Class B (-) $15.90 View details Transparent rough diamond Class C $9.90 View details