Certain
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 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.
Widely considered the most famous diamond in the world, the Hope Diamond receives its name from Henry Thomas Hope and was discovered centuries ago in the southern region of India. Long before the fabled bad luck associated with its owners, the Hope Diamond has an illustrious history.
The most expensive diamond in the world is the Kohinoor. The unique 105.6-carat colorless diamond is said to be priceless. What is the most expensive diamond quality?
Radiant are square or rectangular brilliant-cut diamonds with cut corners. They are often the most affordable diamond shapes.
Sirius Star Diamonds - The World's Brightest Diamonds.
1. ROUND BRILLIANT DIAMOND. By far the most popular cut is the Round Brilliant, with it's fifty-seven perfectly aligned facets it's brilliance really does out-shine the others. Total internal reflection is the key here; light travels through the stone giving optimum sparkle and scintillation.
The most valuable diamond in the world is Koh-i-Noor, also spelled Koh-i-Nur and Kohinoor. The diamond is also called the Mountain of Light diamond, and it's known as one of the largest cut diamonds, weighing a whopping 105.6 carats. Koh-i-Noor is a colorless diamond and features an oval brilliant cut.
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.
Conclusion. The Cullinan Diamond is the largest diamond in the world. Weighing in at over 3,106 carats, this behemoth of a gem was found by Thomas Cullinan at Premier Mine in South Africa in 1905. It was then cut into nine major diamonds and 96 smaller stones.
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.
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.
Although most black diamonds on the market today are either superheated or irradiated to an almost black color, natural black diamonds do exist, though they are extremely rare. Carbonados, sometimes called "black diamonds," are a distinct and unusual polycrystalline diamond material.
Did you know that diamonds come in every color of the rainbow? Ocean blue, foliage green, sunshine yellow, earthy champagne and jet black colored diamonds, paired with brilliant white diamonds make for very interesting and exciting jewelry designs. Colored diamonds are a growing trend in the jewelry industry.
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.
Round Cut Diamonds Sparkle The Most
The standard round cut diamond comprises 57 facets (58 including one on the bezel). This cut heightens the diamond's sparkle and shine. Because round diamonds have the largest number of facets, they create the most sparkle.
Moissanite has unparalleled sparkle! It has a higher refractive index than diamond, resulting in greater brilliance than diamond. Moissanite also has greater dispersion (fire) than a diamond, so you will notice more rainbow flashes of light.
Kohinoor is the most expensive diamond in the world. As per reports, the oval 109 carat diamond weighs 21.6 grams and is the main diamond of the British Crown. Its origin is traced back to India with Queen Elizabeth II being the current owner of the diamond.
Which diamond cut has the least sparkle? Baguette is the worst diamond shape in terms of brilliance. This shape makes a diamond sparkle less, even if it has an ideal cut.
Simulated diamonds are also known as diamond simulants and include things like cubic zirconia (CZ), moissanite, and YAG. They can also include some natural clear gemstones like white sapphire, white zircon or even clear quartz.
Round brilliant cut diamonds are easily the most expensive diamond shape. In part, that's because round is the most popular diamond shape. More than half of all the diamonds sold today are round diamonds. This incredible popularity means that diamond miners and retailers can charge more for such an in-demand shape.
There are many gems that are more valuable than diamonds. Emeralds, sapphires, rubies, garnets, and alexandrite, just to name a few.
Red Diamonds
Still, their rarity and their intense, crimson color make them the most expensive per carat of all the colored diamonds, and on average will cost over $1 million per carat. The largest red diamond ever sold, weighing 5.11 carats, was bought for $8 million, at $1.6 million per carat.