The biggest piece is known as
The most expensive diamond in the world is owned by the British Royal Crown. The Kohinoor gem currently resides at the HM Tower of London where it is displayed as the central diamond of the Queen Mother's Crown.
The Cullinan Diamond is the largest gem-quality rough diamond ever found, weighing 3,106 carats (621.20 g), discovered at the Premier No. 2 mine in Cullinan, South Africa, on 26 January 1905. It was named after Thomas Cullinan, the owner of the mine.
The Golden Jubilee diamond
In 1997, the diamond was presented to the King of Thailand after it took specialists a few years to cut and polish. Today, the largest finished diamond is owned by the Royal Family of Thailand.
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.
The magnificent Cullinan Diamond – the largest diamond ever found- is incorporated into the Crown Jewels. The stone was discovered near Pretoria in modern -day South Africa in 1905, and is named after the chairman of the mining company, Thomas Cullinan.
Of the various different colors, Fancy Red Diamonds are by far the rarest. They are not often found, and sourced from very few locations around the world. Two of the most famous Red diamonds are; The Moussaieff Red: a 5.11 carat, Fancy RED diamond with an IF clarity grade.
Not content with coining the squeakiest tune of 2005, (Lonely, so lonely) formerly locked down R&B sensation Akon is also the proud owner of a diamond mine in South Africa.
The Sovereign's Sceptre with Cross, 1661
It was transformed in 1910 for George V by the addition of the spectacular Cullinan I diamond. At 530.2 carats, it is the largest colourless cut diamond in the world. The Cullinan Diamond was discovered in 1905, in modern-day South Africa.
De Beers plc is the holding company of The De Beers Group of Companies. It is involved in many parts of the diamond value chain, from mining to sales, and is made up of a series of joint ventures and wholly owned operations.
Russia and the Botswana hold the world's largest diamond reserves, totaling 600 million carats and 300 million carats, respectively, as of 2022.
Russia. Russia is said to have the world's largest and richest diamond reserves. By volume, they are the greatest producer and exporter of rough diamonds in the world.
Dubai is deemed as one of the cheapest places to buy diamonds and rightly so. There's a reason that it is regarded as one of the world's top three diamond trading centers—the other two being India and Belgium.
There are many gems that are more valuable than diamonds. Emeralds, sapphires, rubies, garnets, and alexandrite, just to name a few.
Benitoite. This rare stone exceeds diamond's rarity as well as its "fire" or dispersion. Combined with its often sapphire-blue color, it's no wonder this is a highly sought rare gem. Gem-quality benitoite occurs only in San Benito County, California (and thus a natural choice for the California state gem).
The United States is the leading consumer of diamonds in the world. According to a report from De Beers, an international diamond mining company, the US buys about 33 percent of all diamonds mined around the world.
They stay safeguarded at the Tower of London in safekeeping for the nation, and when one monarch dies, the crown jewels are immediately passed to their heir.” So the Queen's former crown, sceptre and orb now belong to her son, King Charles III.
The largest, called Cullinan I or the “Great Star of Africa,” was mounted to the Sovereign's Scepter with Cross and was first used at the coronation of Charles's great-grandfather, King George V, in 1911. At 530.2 carats, it remains the largest cut diamond in the world.
Diamonds are expensive because they cost a lot to bring to market, there's a limited supply of fine quality gems, and people around the world want to buy them. It's simply supply and demand.
The Jwaneng diamond mine is the richest diamond mine in the world and is located in south-central Botswana about 120 kilometers (75 mi) west of the city of Gaborone, in the Naledi river valley of the Kalahari.
This was instigated by the sale of the 9.75-carat fancy vivid blue "Zoe" diamond to Hong Kong billionaire Joseph Lau, who bought it for, and named it after, his young daughter, Zoe. An anthropomorphic character known as Blue Diamond is a member of the Great Diamond Authority in the TV show Steven Universe.
The largest diamond mine in the world is the Orapa diamond mine, located in Botswana. It was discovered in 1971 and is owned by a joint partnership between the government of Botswana and De Beers, a leading corporation in diamond mining.
Brown diamonds are generally the least expensive of natural fancy colors. As with colored stones in general, color is paramount for fancy colored diamond pricing. Other quality factors like clarity and cut do not affect prices as much as with colorless diamonds.
The best diamond color grade is D color. This means the diamond is completely clear with no shade of yellow (or anything else) in it. The best color for a diamond that you will put in your engagement ring is not D. You can put a G, H or I color diamond in a ring and it will look the same while costing a lot less.
To group the colors based on prices the relatively affordable colored diamonds are grey, brown and fancy yellow. Going to mid ranging prices it can be an intense and vivid yellow diamonds and orange diamonds. A group higher in prices are pink, purple, violet, green and blue diamonds. Which are already very very rare!