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Comparison of the 4C standard of laboratory-grown rough diamonds and natural diamonds

Artificial rough diamonds, also commonly referred to as synthetic diamonds or laboratory-grown diamonds, are produced by simulating the diamond formation process in the natural environment using artificial manufacturing techniques such as high temperature and pressure or chemical vapor deposition. Compared with natural diamonds, rough diamonds have some differences in appearance and physical properties, the following …

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Is HPHT or CVD better for lab-grown diamonds?

Both HPHT (High Pressure High Temperature) and CVD (Chemical Vapor Deposition) methods can produce high-quality lab-grown diamonds, and which method is better depends on the specific needs and preferences of the buyer. HPHT diamonds are created by placing a small diamond seed in a high-pressure, high-temperature environment and using a metal catalyst to dissolve carbon …

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why is lab grown diamond cheaper

why buy lab grown diamonds Price: Lab-grown diamonds are typically less expensive than natural diamonds of similar quality. This is because they are created in a controlled environment, which eliminates the high costs associated with mining and extraction. Ethical and environmental concerns: Some people may have concerns about the social and environmental impact of mining …

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how to know if a diamond is lab grown

1-Grading report: Lab-grown diamonds usually come with a grading report that clearly states where the diamond came from and how it was made. You can check the details on the certificate to determine if a diamond is lab-grown. 2-Optical Inspection: Lab-grown diamonds often have some unique characteristics, such as more uniform color and fewer inclusions. …

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