What's The Name Of The Largest Diamond Ever Found

Let's talk diamonds. Not just any diamonds. We're talking about the biggest, most ridiculous, jaw-dropping rock ever dug out of the earth. Buckle up. This story is wild.

So, What's It Called?

The largest diamond ever found is called the Cullinan Diamond. Yeah, solid name. It rolls off the tongue like a champagne toast at a billionaire's pool party.

But here's the fun part. It's not called Cullinan because of some ancient legend or mystical power. It's named after Thomas Cullinan, the mine chairman who funded the prospecting exercise. The guy basically put up the cash and got the coolest name in gem history. Lucky him.

A Beast of a Gem

How big was it? Hold on to your coffee. The Cullinan weighed a staggering 3,106 carats. That's roughly 621 grams of pure, uncut, glorious diamond.

For comparison, your average engagement ring diamond is about one carat. This beauty was over three thousand times bigger. Imagine showing up with THAT at a jewelry store. The staff would faint.

It was discovered on January 26, 1905, in Pretoria, South Africa. A miner named Fred Wells was smoking a pipe during his shift. He spotted it sticking out of the ground and almost walked past it. A diamond the size of a fist. And he almost ignored it.

The Discovery That Changed Everything

Fred Wells thought it was a crystal. Seriously. He thought some shiny rock was embedded in the earth. Security guards initially believed it was a glass bottle. An actual glass bottle.

The Biggest Diamonds Ever Found

It wasn't until they did some cutting and testing that everyone realized: this was no ordinary stone. It was the largest gem-quality rough diamond ever discovered. Still holds that record to this day. Over a century later. Let that sink in.

The gem expert Joseph Asscher of Amsterdam was the one tasked with cutting the Cullinan. He stayed up for days, studied it endlessly, and even fainted twice from the stress. The man nearly gave himself a heart attack over a rock. Can you blame him?

Getting Chopped Up Into Pieces

When Asscher finally made the first strike, his diamond cleaving tool shattered. Piece one failed. The dramatic irony? The diamonds he shattered into butted pieces are now on display in a museum. People literally pay to see broken tool stubs. Life is strange.

The Cullinan was eventually cut into nine major pieces and about a hundred smaller ones. The two biggest pieces became part of the British Crown Jewels. The king and queen of England wear this diamond on their heads. Not kidding.

Found In Botswana, The Largest Diamond Discovered In More Than A

Known as Cullinan I and Cullinan II, these two stones are massive. Cullinan I alone weighs 530 carats. That's a five-carat sparkler, ten times over, sitting neatly in a royal scepter.

The Price Tag

How much does a diamond like this cost? Good luck putting an exact number on it. Estimates range anywhere from hundreds of millions to potentially over a billion dollars. It's genuinely priceless in the sense that no one could afford a realistic replacement.

The diamond was purchased by the Transvaal government in South Africa for around £150,000 back in 1907. Adjusted for inflation, that's still a massive hit to the wallet. For perspective, £150,000 in 1907 was a whole lot of money. Almost unfathomable, actually.

Then the government gifted it to King Edward VII of Britain. Imagine giving yourfound largest diamond to someone else as a present. The reciprocity of that gesture is both charming and completely bonkers at the same time. Some gifts are unreturnedable.

The Ungraspable Value of the World’s Largest Diamond | The New Yorker

Why We Keep Talking About It

Here's the thing. The Cullinan Diamond isn't just a rock. It's a story of human obsession — over beauty, over power, over emblems of wealth and status that never seem to satiate anyone.

People have been hunting diamonds for thousands of years. But the Cullinan set a benchmark that nothing has matched. No other gem-quality rough diamond that has ever been discovered rivals it in size. It sits on a permanent pedestal in history.

Every time new meteorological methods, better instruments, or bigger diggers are deployed, fans of gem history wonder: will the Cullinan's record fall? So far, it's hanging on tight. The old girl isn't going anywhere.

The Takeaway

The largest diamond ever found is the Cullinan Diamond. It's 3,106 carats of pure, carat-clanking glory. It was discovered accidentally, nearly ignored, shattered a glass bottle at best, and was then cut into a crown's worth of jewels.

It's ugly-beautiful, big-funny, and endlessly fascinating. Rare things are always fun to talk about. The Cullinan guarantees you'll never run out of sparkling conversation.