If you were looking for something special to give this holiday season, you can cross one thing off your list: the 123-carat blue diamond unearthed in June at the famous Cullinan mine in South Africa.

It’s already been sold in its rough, uncut state for almost US$28 million (Dh103m)

Still, if you’re quick you may be able to get a bid in for the even bigger, brilliant white diamond found just a few weeks later at the same mine.

At 232 carats, it weighs as much as 10 cubes of sugar, but won’t cost a whole lot more.

That’s because it lacks the exclusivity of the blue diamond, which owes its rare colour to atoms of boron trapped in its crystal cage.

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