news | March 10, 2026

Where do diamonds really come from?

Diamonds come from the Earth. A natural diamond’s creation began around 100 miles below the Earth’s surface. Each natural diamond is made of pure carbon, compressed by Earth’s pressure over time, and is the hardest substance on earth that exists naturally.

Where are diamonds created naturally?

Diamonds are formed deep within the Earth about 100 miles or so below the surface in the upper mantle.

How long does it take to make a diamond?

Due to the immense pressure that is present in this part of the earth, as well as the extreme temperatures, a diamond gradually begins to form. The entire process takes between 1 billion and 3.3 billion years, which is approximately 25% to 75% of our earth’s age.

Are diamonds worthless?

This might hit you real hard, but diamonds actually aren’t forever. The truth is that diamonds actually decay very fast – considerably faster than most other rocks. And according to the former chairman of De Beers, a leading diamond-selling company, diamonds have no intrinsic value.

Do real diamonds come from China?

Yes of course diamonds made in China are real. They are as real as any diamond can be now that there is no longer a distinction between created and mined diamonds. Diamonds are a crystalized composition of the carbon components. These are the same carbon components found on a pencil.

Which Colour diamond is the rarest?

Red diamonds
Red diamonds are the rarest of the colored diamonds, with only 20-30 existing in the entire world. They get their beautiful red color from a rare process during their formation, which changes the crystal structure of the diamond and causes light to pass through it differently than colorless diamonds.

Can a jeweler tell if a diamond is lab created?

Can a Jeweler Tell That a Diamond is Lab Grown? No. Ada’s lab diamonds and natural diamonds of the same quality look the same, even to a trained eye. Traditional jewelers’ tools such as microscopes or loupes cannot detect the difference between a laboratory-grown diamond and a natural, mined diamond.

How long will a diamond last?

You see, all the Diamonds in the Jewelry Stores Today were Created Billions of years ago. So for a Diamond to Last for a Billion Years, that Pretty Much says “YES, Diamonds DO Last Forever!” After all, Diamonds are the Hardest Known Substance made in Nature (a 10 on the Moh’s Scale).

How can I tell if a diamond is real?

Lay the stone onto the dot with the flat side down. Through the pointed end of the diamond, look down onto the paper. If you see a circular reflection inside the gemstone, the stone is fake. If you cannot see the dot or a reflection in the stone, then the diamond is real.

How can you tell a fake diamond?

To tell if your diamond is real, place the stone in front of your mouth and, like a mirror, fog it up with your breath. If the stone stays fogged for a few seconds, then it’s probably a fake. A real diamond won’t fog up easily since the condensation doesn’t stick to the surface.

Will lab diamonds pass diamond tester?

Yes! Lab grown diamonds test positive on a diamond tester because they’re made of crystallized carbon, just as mined diamonds are. Although, because some HPHT diamonds may carry impurities (although unnoticeable to the naked eye), there is a chance they could test as moissanite or non-diamond.

Can you tell the difference between lab grown diamonds and natural diamonds?

The differences between Natural Diamonds and Lab Grown Diamonds cannot be seen with the naked eye. Natural Diamonds have tiny amounts of nitrogen, while Lab Grown Diamonds have no nitrogen. This is actually one of the signifiers gemologists use to identify if a diamond is lab grown or natural.