What is the difference between CVD and HPHT lab grown diamonds?

Author : mahek dangi | Published On : 23 Mar 2026

CVD and HPHT are two methods used to create lab-grown diamonds. CVD (Chemical Vapor Deposition) grows diamonds layer by layer, resulting in better clarity and purity, while HPHT (High Pressure High Temperature) mimics natural formation using heat and pressure, sometimes with more inclusions. A reliable lab grown diamond supplier offers both types with proper certification based on use and quality.

Leading lab grown diamond companies in India and lab grown diamond manufacturers in India produce both CVD and HPHT diamonds to meet global demand. Many manufacturer diamonds units prefer CVD for jewelry due to higher clarity, while HPHT is also used for both industrial and gemstone purposes.

Top lab grown diamond jewelry manufacturers mostly use CVD diamonds for premium designs. Choosing the best lab grown diamond company ensures the right diamond type with verified quality.

Conclusion: CVD and HPHT diamonds differ in process and clarity, but both are real diamonds. With advanced lab grown diamond manufacturers in India, buyers can select the best option from a trusted lab grown diamond supplier based on their needs.