Schematic of the belt push Within the HPHT method, you'll find 3 key push layouts used to supply the stress and temperature required to make artificial diamond: the belt push, the cubic push as well as break up-sphere (BARS) push. Diamond seeds are positioned at The underside on the push. https://dominickqiarh.thezenweb.com/lab-grown-diamond-enegagment-ring-no-further-a-mystery-64878342