Diamonds form deep within the Earth's mantle, around 250 kilometers below the surface, where immense pressure (up to 10 GPa) and temperatures (around 2,200 °C) compress carbon into diamonds over ...

Scientists have used a new technique to synthesize diamonds at normal, atmospheric pressure and without a starter gem, which could make the precious gemstones easier to grow in the lab. When you ...

HONG KONG, HK - January 13, 2026 - PRESSADVANTAGE - Ginza Diamond Shiraishi Hong Kong has released an announcement ...

Of course, you’ll need way more than just the machine and a power outlet. Additional resources are a must, and some expertise would go a long way. Even so, you end up with raw diamonds that need to be ...