THE MILLENNIUM STAR It is the second largest faceted D-Flawless diamond in the world; the 273.15 carat Centenary Diamond is the first. The Millennium Star is arguably the most beautiful diamond in the world, and one which experts have declared priceless.
The Golden Canary Diamond, weighing a colossal 303.10 carats and Fancy Deep Brownish-Yellow in color. The diamond is one of the largest polished diamonds in the world and the largest flawless or internally flawless diamond ever graded by the Gemological Institute of America.
Koh-i-Noor Diamond
According to the legend the name was given to the diamond by the Persian shah, that was stunned by its beauty. In 1849 the diamond was sent to queen Victoria where it was cut once more (original weight was 186 carats), then its weight decreased to 108.93 carats and was set in Queen Elizabeth's crown.
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.
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.
Which Diamond Color Is The Most Expensive? Despite the popularity of white diamonds, red diamonds take the prize for the most expensive diamond color. This is primarily due to their rarity. Red diamonds also differ in the source of their color from other colored diamonds.
Relatively affordable colored diamonds – Grey, Brown and Fancy Yellow Diamonds. Mid-range pricing – Intense and Vivid Yellow Diamonds and Orange Diamonds. High price range – Pink, Purple, Violet, Green and Blue diamond.
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.
What's the best diamond color? Among white diamonds, D color diamonds are of the highest grade. D color diamonds are in the "colorless" range on a diamond color scale along with E color diamonds and F color diamonds. Fancy color diamonds such as yellow or pink diamonds have their own color grades.
There are many gems that are more valuable than diamonds. Emeralds, sapphires, rubies, garnets, and alexandrite, just to name a few.
Gold is often regarded the better investment option over diamonds, as this precious metal is more easily traded and is often viewed as a currency with a stable, increasing value over the long term. Diamonds are often more volatile as their value relies purely on their weight, cut, clarity, and colour.
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.
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.
The average total carat weight for an engagement ring in the U.S. hovers just over 1 carat, at 1.08 carats. The range of 1.0 to 1.9 carats is by far the most popular, but there are noticeable peaks at the 0.70 – 0.79 range, the 0.90 – 0.99 range and the 1.50 – 1.59 range.
The highest color grade for a diamond is “D”. “D” color diamonds are very rare and not commonly found in traditional jewelry. Most diamonds used in jewelry have a slight presence of color. It is possible for diamonds to have a very high concentration of desirable color.
The Least Common Birthstone in Every State
February babies have the rarest birthstone of all. Diamond (April) is the rarest birthstone in a total of six states, while topaz (November) is the rarest birthstone in Montana, Wyoming, and Rhode Island.
Painite : Not just the rarest gemstone, but also the rarest mineral on earth, Painite holds the Guinness World Record for it. After its discovery in the year 1951, there existed only 2 specimens of Painite for the next many decades.
Browns and yellows are the most common fancy colors. Red, green, purple and orange are the rarest. GIA® issued its first origin-of-color reports for colored diamonds in 1956.
Hands down, moissanite is the number one alternative when it comes to the best fake diamonds for a number of reasons. First of all, moissanite has a hardness that rivals an actual diamond. Diamonds rate 10 on the hardness scale, but moissanites come in a very close second, at 9.25.
Jade can cost more than diamonds in certain areas when it is of higher quality like the Burmese Jade. Burmese Jade remains one of the highest quality variations of this gemstone known for its firmer, denser, and more lustrous shine.