... pressure high-temperature and chemical vapor deposition crystal formation methods, respectively).1.Yellow rough big size synthetic diamond ... dressing tools, drilling tools. jewellery . 1.0mm 1.2mm 1.4mm 1.6mm 1.8mm 2.0mm 2.2mm 2.4mm 2 ... various size of synthetic diamond are available as follows:1. synthetic diamond for cuting tools, dressing tools, ... 0-0.5,0-1,0.5-1,0.5-1.5,0-2, 1-2,1-3,2-4,2. ...