What is the most precious gemstones in the world?

Top 15 Most Expensive Gemstones In The World

Blue Diamond – $3.93 million per carat.
Jadeite – $3 million per carat.
Pink Diamond – $1.19 million per carat.
Red Diamond – $1,000,000 per carat.
Emerald – $305,000 per carat.
Taaffeite – $35,000 per carat.
Grandidierite – $20,000 per carat.
Serendibite – $18,000 per carat.

What are the top 5 most precious stones?

5 Most Precious Stones

Diamond. Diamonds are by-far the most popular precious stones.
Emerald. Emeralds are a rare variety of the mineral beryl.
Sapphire. Sapphires are one of the hardest stones on the planet; only diamonds surpass them in hardness.
Ruby. The cost of a ruby is primarily decided by its color.
Red Coral.

What are the four most precious gems in the world?

Traditionally, precious stones were the Big Four gemstones — diamonds, emeralds, rubies, and sapphires. Semi-precious stones were everything else.

What makes a gemstone a precious stone?

These days, all gemstones are considered precious since they are all rare and there is a limited supply of them. The traditional list of gemstones that are considered precious stones are: All other gemstones are considered as being semi precious stones. These are old terms and not necessarily true these days.

Which is the most rare gemstone in the world?

Jadeite—$3 million per carat. (Image Courtesy of Mauro Cateb, Flickr) Jadeite is the purest, rarest, and most vivid gemstone in the Jade family. Though it’s available in a variety of colors including red, yellow, and black, green is most common with the stone.

Which is the most valuable stone in the world?

Thus, when a bigger stone is up, the price value goes up exponentially. For example, they can cost $15,000 for a single carat, but up to $70,000 per carat if it’s a larger stone. The Smithsonian Institute owns what is believed to be the largest faceted Alexandrite in the world, a cushion- cut stone weighing 65.08 carats valued at over $4 million.