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.
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 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.
Topping our list of the most expensive diamonds in the world is the legendary Koh-I-Noor. Weighing in at a massive 105.6ct, the most expensive diamond in the world is oval shaped. Steeped in mystery and legend, the stone is believed to have been mined in India in the 1300s.
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.
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.
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.
Fancy black diamonds and Carbonados are both extremely rare. Only one in 10,000 natural diamonds are colored diamonds and only a portion of these colored diamonds are black. Because of their scarcity, natural black diamonds and Carbonados are the some of the most valuable and most costly.
The celebrated Regent Diamond has been on display in the Louvre in Paris since 1887. It is widely considered to be the most beautiful and the purest diamond in the world. But the Regent Diamond once went by another name.
OREANDA-NEWS Siberian scientists have discovered a diamond about 3.6 billion years old in Yakutia.
#1 - The Hope Diamond
Probably the most well-known of all gems, the 45.52-carat Hope Diamond has a past as colourful as the stone itself. The stone's story as we know it begins in 1642, when a French merchant purchased it and then resold it a few years later to King Louis XIV of France.
Known by awed gemologists simply as “the Blue,” the world's biggest blue diamond first vanished in a jewel heist during the turmoil of revolutionary Paris in 1792. Since then, it has resurfaced and disappeared several times around Europe and across the Atlantic.
There are many gems that are more valuable than diamonds. Emeralds, sapphires, rubies, garnets, and alexandrite, just to name a few.
Arguably, fancy blue diamonds are the second rarest diamonds on the market. Comprising only 1% of all the mined colored diamonds in the world, blue diamonds are often associated with royalty. The color grading ranges from a very faint blue to a fancy vivid blue.
Gem-quality rubies are significantly rarer than diamonds, though there are certain types of diamonds that are very rare too. If we weigh the most spectacular examples of rubies and diamonds against one another, diamonds that show color are even rarer.
Ammolite. In 1981, the World Jewellery Confederation (CIBJO) declared ammolite a new organic gem. Occurring in limited deposits in the Rocky Mountains, this gem material is much rarer than diamond.
Currently, the most sought-after fake diamond stone name in the industry is the moissanite. Moissanite has developed a reputation for being the best alternative to natural diamonds since they can rival them in brilliance.
The pear or marquise cut is often the least expensive diamond form. Because they are less common than round, princess, and cushion cuts, these diamond shapes are less expensive. It's crucial to remember that a diamond's price is also influenced by carat weight, color, clarity, and cut quality.
Red diamonds are the most expensive colored diamonds. Currently, only about 20 to 30 exist in the world. These diamonds derive their red shade during the mining formation. The process is uncommon, explaining why red diamonds are rare and extremely small in size.
The Hope Diamond has been in the possession of the Smithsonian Institute since it was gifted by Harry Winston. It's kept on display in the Smithsonian National Museum of Natural History in Washington, D.C., at the forefront of the gem collection.
If the small stones on your diamond engagement ring are between 1 and 2 points (0.01-0.02 carats), it may be appraised at a price range of $300 to $700 per carat. Larger chips or stones at 0.10 carats may result in you being able to get $1000 or more for your jewelry if the diamonds score high on clarity and color.
The renowned Koh-i-Noor is the most expensive & the best diamond in world. The stone is the most well-known precious diamond in the world and goes by the name Koh-I-Noor, which means “Mountain of Light.” It was once 793 carats in weight but has since been trimmed and polished into the 105.6-carat stone it is now.
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 crown, which has 2,800 diamonds, holds the famous 105-carat Koh-i-Noor diamond as well. It is one of the most larges and most controversial jewels in the world. Queen Elizabeth wore the crown during coronation of her husband George VI in 1937.
It was made for the coronation of Elizabeth's father, King George VI, in 1937, replacing the crown made for Queen Victoria in 1838. Today, jewelry experts estimate the crown is worth a stunning $3.4 to $5.7 billion.