Here are 10 of the rarest and most expensive diamonds globally, from deep blues to stunning reds! 

1. The Koh-i-Noor ($1+ billion) 

This is another diamond that hasn't actually been available for public deal at the same time, due to it's notoriety and history, is believed to be worth more than one billion dollars. Known as the Koh-i-Noor, which is Persian for "Mountain of Light", this 105.6 carat diamond is a piece of the British Crown Jewels; set in the Crown of Queen Elizabeth. It is just ever worn by ladies, on the grounds that is believed to be unfortunate for men. There is a lot of contention surrounding this diamond with respect to its ownership. Some think this diamond was first found by people more than 5000 years prior, with it being alluded to as the Syamantaka jewel in Sanskrit writings, yet the first confirmed record goes back to 1526 when it was in the possession of the Indian vanquisher, Babur. For the following 300 years it routinely changed hands between various Indian and Perisan pioneers as they battled one another, however was gifted to Queen Victoria in 1850 as a harmony offering. In the wake of failing to impress at the Great Exhibition in 1851, the rose-cut diamond was re-cut into an oval brilliant shape, and has been a portion of the royal gems from that point onward. The Indian authorities have since quite a while ago requested the arrival of the diamond-that they see as having been taken from them during colonial times. The British oddball these allegations, however, claiming that it was given to Queen Victoria by an Indian king. Unsurprisingly this reaction has not satisfied those that think it ought to be returned, so the dispute over its ownership continues.

2. The Cullinan I ($400 million) 

The Cullinan Diamonds, otherwise called the star of Africa, all originate from one stone that was found at the Premier mine in South Africa,and weighed a mighty 3,106.75 carats (around 1,369 lbs)! At that point, this was twice the size of whatever other diamond that had ever been found anyplace. It was named after the proprietor of the mine where it was discovered, Sir Thomas Cullinan, and was before long given to the British King Edward VII as "a badge of the unwaveringness and connection of the individuals of Transvaal to his seat and individual". It was shipped off the Asscher Brothers of Amsterdam who isolated it into three sections, and later was divided into nine enormous stones,and 96 more modest pieces. Of these cuts, the Cullinan I stone is by a wide margin the biggest, generally important, and generally prestigious. Regularly alluded to as the Great Star of Africa,it weighs 530,2 carats and has been cut into a pear shape. If you have seen the British crown jewels,then this diamond might look familiar-it's the one that is set in the top of the Scepter with the Cross. It is likewise removable so it can be worn independently. While the Cullinan I has never been on public deal, it's believed to be worth in abundance of $400 million dollars-with the entire Cullinan set being esteemed at over $2 billion dollars.

3. The Hope Diamond ($200+ million) 

The expectation diamond is one of the most acclaimed jewels on the planet, having changed hands between proprietors in India, France, England and America in the previous four centuries. It has likewise gotten inseparable from misfortune and thought to be reviled. The stone weighs 45.52 carats, and is the biggest dark blue diamond on the planet. The tone is described as a magnificent sky-blue,and it emits a red sparkle. The first records that mention it return from in 1668 when King Louis the fourteenth of France, a prestigious diamond gatherer, gotten it. It disappeared a century later in the disarray surrounding the French revolution, and returned in London in 1812. Subsequent to being sold on to various proprietors in the following years, it advanced over to America when it was bought by an American heiress called Evalyn Walsh McLean. Wanting to make the diamond much more special,this is the point at which it was placed into its present setting – encompassed by 16 white diamonds and hanging on a chain made with 45 diamonds. There are various stories of proprietors plagued by misfortune throughout the long term. The French shipper, who probably originally took the stone from the eye of a Hindu idol in India and returned it to France where he offered it to the king, was clearly destroyed to death by canines. King Louis XVI and his wife Marie Antoinette were guillotined in the French revolution, and Evalyn McLean had a miserable life subsequent to buying the diamond, with her child being killed in a fender bender, her girl committing suicide, her spouse leaving for another lady, and she, herself, ending up in a refuge. It was acquired by the Smithsonian historical center in 1958, where it remains, and despite it never having been sold on the open market,to give an idea of its worth, it is right now thought to be insured for around $250 million. It would be required to go for much more than that if it ever was to be set available to be purchased. The scourge of the diamond luckily hasn't seemed to have influenced the gallery.

4. The Centenary Diamond ($100 million) 

The Centenary Diamond was discovered in De Beers' Premier Mine in 1986 with the assistance of cutting edge x-beam innovation. The unpleasant stone weighed 599 carats, which makes it the third biggest diamond to have ever been found there, and it was reviewed as being internally and remotely perfect. It took 154 days for a specialist group to hand cut the stone into the stunning modified heart shape design. They made a special underground room in Johannesburg which controlled the temperature and vibrations to minimize the odds of any mistakes. It was finished in 1991 with 247 features 164 of which are on its pavilion and crown, and 83 on its girdle, and wound up at a weight of 273.85 carats. The diamond has been on display at the Tower of London for various years, yet the genuine proprietor is not really known. It has never been set available to be purchased in a public auction, so it's hard to estimate its genuine worth however at the time of unveiling in 1991it was insured for $100 million dollars.

5. The Pink Star ($71.2 million) 

The Pink Star Diamond went to auction in April of 2017, simply a week ago at the time of this video, and crushed its estimate of $60 million dollars. It sold for simply over $71 million. It turned into the most expensive diamond that has ever been sold-overtaking the Oppenheimer Blue Diamond by more than 13 million. The pink diamond weighs an impressive 59.60carats, and is the biggest internally faultless extravagant vivid pink diamond that has ever been reviewed by the Gemological Institute of America. The original unpleasant stone weighed 132.5 carats when it was mined by De Beers in Africa in 1999. It took two years of planning, cutting, and polishing to make it into its present oval shape, a cycle that shaved off more than 70 carats! The identity of the new proprietor of this beautiful piece is being left well enough alone, yet its sheer size implies it'll be hard to leave hidden if they actually destroy it.

6. The Oppenheimer Blue Diamond ($57.5 million) 

The Oppenheimer Blue Diamond broke records at the time in 2016 for being the most expensive jewel that has ever been sold at auction,as well as the biggest extravagant vivid blue diamond that has ever been offered available to be purchased. Named after its previous proprietor, Sir Philip Oppenheimer, the diamond weighs in at 14.62 carats, and is set in a platinum ring with acrobat formed diamonds on either side. Its clarity is evaluated as one stage underneath internally perfect, which likewise helped it break the record for the "per-carat" price. So wonderful is the shade of this pearl that it has been evaluated as extravagant vivid, which is a term used to describe diamonds that are medium to dull in tone, and solid in saturation. Just 1% of blue diamonds are extravagant vivid and,with blue diamonds being surprising in the first spot, this one genuinely is unique.

7. The Wittelsbach Diamond ($23.4 million) 

The first records of the Wittelsbach Diamond return from in the seventeenth century when it was offered to Louis XIV of France. It has an uncommon blue tone, and weighs 35.56carats. The stone has a regal history, having been gone down through families since the 1600's. It went from France, to Spain, and over to Germany, where it accompanied the German King Louis III to his burial place in 1921. Eventually in the 30's it was offered to raise cash for the German government, and from here things get mysterious. Nobody appeared to realize who had gotten it, and it some way or another got supplanted with a piece of blue glass​ in the exhibition hall. Gossipy tidbits about the real diamond changing hands were rife in the following many years, until 1962 when it returned at a jewelry store in Belgium. It was sold in 2008 for $23.4 million and,to the dismay of diamond historians, the new proprietor decided that it ought to be recut, since it had originally been done in the mid 1600's. The resulting stone, presently 21.06 carats, implied that both the shading and quality were improved, and the estimated price soar.

8. The Perfect Pink ($23 million) 

At the point when it sold for $23 million in 2010, the Perfect Pink Diamond was the most expensive jewel that had ever been sold in Asia. It weighs 14.23 carats, is evaluated as extravagant intense pink, and is set in a rose and white gold ring with rectangular molded diamonds on either side. Unadulterated Pink diamonds of in excess of 10 carats are extremely unordinary, with just 18 models having gone to auction in the previous 244 years; none of which was classified as intense pink at the time of offer. This makes the Perfect Pink a genuinely unique piece, and explains why it sold for ten million dollars more than had been normal.

9. The Moussaieff Red Diamond ($20 million) 

Diamonds come in numerous tones, yet red ones are particularly uncommon. According to the Cape Town Diamond Museum there have just been up to 30 genuine red diamonds ever found, with the majority of them being not exactly a large portion of a carat. A rancher in Brazil found the harsh stone that was to turn into the Moussaieff Red Diamond in the 90's. At a weight of 13.90 carats it immediately turned into the focal point of attention. The William Goldberg Diamond Corporation from New York then got it, and decided to cut it into a triangular brilliant cut. This cycle would mean losing 8.79 carats, however the resulting cranberry shaded 5.11 carat pearl is simply stunning. It was originally named the Red Shield, yet was renamed by the Moussaieff Jewelers when they bought it for about $8 million when the new century rolled over. This diamond has routinely been to exhibitions,being appeared alongside other ones in the Smithsonian. Were it to be sold, it would be relied upon to cost at any rate $20 million.

10. The Heart of Eternity ($16 million) 

The stone that was made into the core of Eternity Diamond was found at the world's biggest supplier of blue diamonds, the South African Premier Diamond Mine. By and large, just one being discovered each year, and this one was an amazing find. The harsh stone was 777 carats when it was uncovered, and the proprietors waited until they had the ideal design idea before they began cutting it. The outcome was The Millennium Blue Diamonds-a series of heart, pear drop and oval formed diamonds of which the Heart Of Eternity is the biggest. Lately it has been on visit at various exhibitions, including at the Millennium exhibition in London in 2000, trailed by the Smithsonian historical center. It was allegedly purchased in 2012 by Floyd Mayweather to give to his fiancée, yet no details of the selling price were ever uncovered. The $16 million price tag is an estimate dependent on its size and shading, however the finished piece could be worth unmistakably more when you consider what an uncommon piece it is.