10 Most Expensive Gemstone in the World: What are They?

Gemstone is considered a very valuable natural treasurer, and this is also what makes the appearance of the most expensive gemstone in the world. All types of gemstones also have a unique distinct beauty. That’s what makes the value increase for people to buy.

Gemstones are usually composed of different materials, ranging from minerals, rocks, chemicals, and organic materials. In addition, gemstones are also often used as decorating ornaments. Some of them are even considered to have healing power too.

However, there are still many people who need to learn how incredible the gemstones on the earth are. Some have significantly less quantity and are more valuable and expensive over time. People can now also freely buy and own those gems.

There are more than 4,000 minerals on earth. Bizzare minerals are then traced and formed into the world’s rarest gemstones. With the list below, we will cover a list of incredible and expensive gemstones you can own after purchasing the high prices.

List of 10 Most Expensive Gemstone in the World

Indeed many are asking what the most expensive gemstones in the world are. Some people will answer that a Diamond is the most expensive gemstone. But apparently, there are still several types of gemstones whose prices are shocking.

Moreover, gemstones which are nature’s treasures given to humans by nature, from time to time, extensive gems will be categorized based on size, grade, and color. Then, here are some of the most expensive gemstone in the world with their significant prices:

10. White Diamonds – $15,000 per Carat

In 10th place, we include the White Diamond, which has a price of up to $15,000 per Carat. The Diamond is usually used as a technical engagement ring for its strength and durability. It also consists of pure carbon and has the highest hardness.

9. Serendibite – $18,000 per Carat

Serendibite may not be as well-known as Diamond, but it is one of the beautiful, rarest, and varieties of most expensive gemstone in the world. It originated in Sri Lanka and Myanmar. The complex formula of calcium, boron, aluminum, magnesium, calcite, and more.

8. Grandidierite – $20,000 per Carat

Grandidierite is one of the rarest gems. It was first found in 1902 in Madagascar, but it mainly only contains minerals and iron. It has three different colors that appear depending on the point of view, making it the most expensive gemstone in the world.

It can look dark blue-green, light yellow, or dark green. Some even say that this gemstone can look colorless. The hardness is at 7.5, the ideal number for jewelry use, and sets at $20,000 per Carat.

7. Taaffeite – $35,000 per Carat

Taaffeite is very rare, a million times rarer than Diamond. It contains minerals, magnesium, and aluminum, with the light violet color being the most common. Only one piece of this gemstone founded after many years, and its rarity keeps its value going up.

6. Emerald – $305,000 per Carat

Composed of chromium and vanadium, it gives rise to emeralds, ranking 6th in the 10 most expensive gemstone in the world. The green color has been highly iconic and primarily comes from Brazil, Colombia, Zimbabwe, and Zambia.

Most emeralds have a minor imperfection, and their toughness is generally considered poor. It always comes with a green color with a hardness of 7.5 to 8. The current price of this gemstone is around $305,000 per Carat, but it can be worth more, even up to a million dollars.

5. Red Diamond – $1,000,000 per Carat

Red Diamond is also included in the list of the most expensive gemstone in the world. Red Diamond is a red mineral property but sometimes appears colorless. There are 30 red diamonds around the world, most of which are less than a carat.

Nonetheless, this makes a red diamond valued at more than a Carat instantly high in terms of price. Some put the price over $1 million per Carat. So far, as of 2011, the largest red Diamond has been found and sold for $8 million.

4. Ruby – $1.18 million per Carat

Ruby is commonly considered more valuable than a diamond. The color of the ruby is usually pink and sometimes darker red. Many believe that Ruby is a representation of the color of blood, making it famous among people and the most expensive gemstone in the world.

Ruby is also a symbol of passion and royal life in ancient cultures. With that unique color, Ruby then gets extreme usage. In the Geneva auction, a ruby once sold for more than $30 million and is now worth $1.18 million per Carat.

3. Pink Diamond – $1.19 million per Carat

Of these pink Diamonds, only 0.0001% of exist in the world. By looking at the color and shape, you will definitely agree that this is a beautiful and harmonious gemstone. It is proved that this is the only Diamond that is entirely flawless.

2. Jadeite – $3 million per Carat

Jadeite is a monoclinic gemstone known for its purity. That is why Jadeite can enter the list of the ten most expensive gemstone in the world. The hardness is also ideal, with scarce material at 6.5 to 7.0 on the Mohs scale.

Jadeite contains the mineral pyroxene with a specific gravity of about 3.4. Therefore, Jadeite is included in the top-quality gemstone. A piece of Jadeite necklace once sold for over $27 million to Cartier, an astonishing number.

1. Blue Diamond – $3.93 million per Carat

Indeed more are curious about the most expensive gemstone in the world. And here we are, at the top of the most expensive gemstones in the world. Expensive gemstones that have been sold and become the most valuable gemstone items are the light blue ones.

The blue color looks fanciful and contains all of the mineral’s inherent properties. Their flawless and hardness of 10 on the Mohs scale made him famous. This gemstone, also known as the Oppenheimer Blue, sells for $3.93 million per Carat.

Diamond is indeed one of the most valuable and expensive gemstones. But if you look at this list in more detail, tons of gemstones are more expensive. The most expensive gemstone in the world is Blue Diamond, followed by Jadeite and Pink Diamond.

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