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The Times of India

Others / The Times of India

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Explained: How are diamonds grown in labs

Diamonds are no longer solely a product of ancient geological processes. Scientists now create them in labs using two methods: HPHT, mimicking intense underground pressure and heat, and CVD, precisely layering carbon atoms. These lab-grown gems are chemically identical to mined ones, offering significant cost savings but lacking resale value.

24 May 2026 8:53 am