0371-60937210
CVD rough diamond is producing in one environment of 100KPa, 1000 degrees. Now available sizes are 5ct per piece to 20ct per piece, color is DEF, clarity is VVS, VS, SI.
 ADD | No.915, Building 1, No. 55 Chengdongnan Road Guancheng Hui District, Zhengzhou City, Henan. |
 | crystaltechmaterial@outlook.com |