Your question assumes that a diamond has changed hands for money. Many important diamonds, however, have never been sold, but have been owned based on the stone being a spoil of war or a gift to royalty.
The 'most expensive diamond' may be in regal crown jewels owned by a nation state. The British and Thai crown jewels are examples of magnificent diamonds held this way. Because they have not changed hands for money, there are essentially and otherwise priceless.
There are, however, a few examples of expensive diamonds, some with their record per-carat prices:
yes not only that but the most expensive gem of all at more than $200 million
ofcourse it is diamond
The Hope is not the most expensive diamond in the world, because its purchase price remains confidential. Other large, rare and famous diamonds have changed hands, but not necessarily for money.
It is the Princies Chrities Diamond.
The Hope Diamond is arguably the most expensive single rock in the world. Do you mean kind of rock? Diamonds.
yes dimonds are the most expensive thing in the world
The most expensive diamond, by definition, is priceless.
Red diamonds - are the rarest and most expensive.
Probably not, because it is not a named diamond, so no value for it is available publicly.
the world's most expensive golf club is the $150,000 diamond version of the First Lady Special Edition.
pure diamond is the most expensive jewel
I think that would be the Hope Diamond. It's not the biggest or most expensive, but over the years it's had a lot of press.
Large fine rubies are the most expensive, then diamond.
The world's most expensive wristwatch was the Chopard 201 karat diamond watch that sold for 25 million dollars in the year 2000.
📷 The all-time most expensive lighter is the $79,000 Ligne 2 Champagne gold and diamond lighter by S.T. Dupont, a French luxury firm
First of all Diamond Isn't even an element, Platinum is the most expensive element of all.
The most expensive bag in the world is the Mouawad's 1001 Nights Diamond Purse. It costs a total of 3.8 million dollars for its 18 karat gold and 4,517 diamonds on the purse.
The most expensive diamond necklace in the world is called Gerrard's Heart of the Kingdom Ruby. It's worth 14 million dollars and it's a stunning 155 carats in diamonds with a Ruby in the middle weighing 40.63 carats.
It's not the diamond
Marquise shape is the most expensive shape of diamonds. As there is lot of wastage of diamond while cutting this shape.