Diamonds are made out of carbon — highly organized carbon, that is. Geologists are still guessing how diamonds formed in the ...

Experts at a laboratory in Botswana managed by the Gemological Institute of America recently examined an extraordinary ...

We might look at Mike, in his overcoat of blue glitter, with his long hair cut and styled into a neatly parted Diamond ...

Buying a diamond is an emotional moment. Whether it’s for an engagement ring, a Diwali gift, or simply a treat-yourself ...

Despite being around since the 1950s, lab-grown diamonds have only recently exploded in popularity. Allied Market Research states that, in 2022, the global diamond market was valued at $100.4 billion ...

Two materials, lonsdaleite and wurtzite, have just been recognized as being harder than diamonds. Lonsdalite, similar to diamonds that its made from carbon, is formed during asteroid impacts, and is ...

A 37.4-carat pink-and-colorless diamond found in Botswana’s Karowe mine reveals a rare two-stage formation deep within ...

Determining the authenticity of a diamond requires professional equipment and a highly trained eye. At-home tests do ...

(CNN) — Pink diamonds are extremely rare and coveted — a now-closed mine in Australia has been the source of 90% of the colored gemstones. Polished pink specimens of the highest grade can sell for ...