Top 10 Most Valuable Gemstones in the World

Gemstones have long held a special and even mythical place in the hearts of human beings. Historical accounts track the value of gemstones back to times when they were thought to be the tears of god. Since then their value has remained just as high. In modern society, some gemstones will cost you a fortune. In this article, we will go over the top 10 most valuable gemstones in today’s world in terms of price per carat.

Number 10 –  Taaffeite

Price: $2,500 per carat

Found in: Tanzania and Sri Lanka

Color: is a light violet to an almost clear color

This stone is not that familiar because of its rarity, and it is said that it is a million times rarer than diamonds and with only some of them that are found, only a few can even be faceted which makes it even rarer. It was first discovered by a gemologist named Richard Taaffe in 1945. It is also ranked 8 to 8.5 on the Mohs Scale of Hardness which makes it a very durable stone.


Number 9 –  Demantoid Garnet

Price: $3,300 Per Carat

Found in: Russia

Color: Green

Since these stones are so rare and are hard to find any of them bigger than 10 carats, they are mainly used and found on antique jewelry. They are considered to be the rarest garnets. The luster of this stone is compared to a diamonds. Mineralogist, Nils Gustaf Nordenkiold was the first to identify this garnet and was found in 19th century Russia. It is ranked 6.5 on the Mohs Scale of Hardness. Even though it is considered to be a very durable stone, it can still be scratched by dust particles.


Number 8 –  Black Opal

Price: $3,500 Per Carat

Found In: Lightning Ridge in New South Wales, Australia

Color: Black With a Multiple Color, Firey pattern

Black Opals are the rarest and the most popular of all Opals. Opals are known to be a very sensitive stone and any trauma or sudden temperature changes can damage it, so it must be handled very gently at all times. Opals are also very easy to fake and it is highly recommended to buy them from reputable sellers.


Number 7 –  Benitoite

Price: $3,800 Per Carat

Found In: Headwaters of San Benito River in San Benito County, California

Color: Blue

It is considered the state gem of California. Color is a brilliant blue and has a dispersion higher than a diamond but with this being so high, the striking blue color can be masked. So people have two choices to choose from, letting go of the dispersion for a bright, more intense blue color or more dispersion, for a darker blue color. The color also is even more enhanced under a UV light as its fluoresces makes it glow in the dark, a chalky blue color. The Benitoite has a 6.5 hardness on the Mohs Scale.


Number 6 –  Padparadscha Sapphire

Price: $8,000 per carat

Found In: Sri Lanka, Tanzania, and Madagascar

Color: Pinkish-Orange, Multiple Mix of Hues of Ruby and Yellow Sapphire

The Padparadscha Sapphire is the rarest sapphire in the world. Due to the color of the Padparadscha Sapphire, its name comes from a Sanskrit/Singhalese word meaning “aquatic lotus blossom”. Most of the finer sapphires come from the mines in Sri Lanka, while the ones mined from Madagascar are more pink color which makes them less valuable and priced a lot lower. These stones have a clarity that is cleaner than a ruby and must be checked very closely for no visible inclusions.


Number 5 –  Red Beryl

Price: $10,000 Per Carat

Found In: Wah Wah Mountains in Utah, United States

Color: Raspberry Pink to a Purple-Red Color

This stone is also called the “Scarlet Emerald” and the “Red Emerald” even though it’s not an Emerald. It was discovered by Maynard Bixby in 1904. It is said that rubies are very rare and that the red beryl is 8,000 times rarer. The color grade and clarity are so good that any size stone of this gem is worth buying. The red beryl has a Mohs Scale of 7.5 to 8, which makes it a very durable stone but because of its rarity, it is used less on jewelry and more as a mineral collector piece.


Number 4 –  Alexandrite

Price: $12,000 per carat.

Found In: Ural Mountains in Russia

Color: Multi-Colored, Varies

Alexandrite is made up of a rare combination of different minerals such as chromium, titanium, and iron. Depending on the light, the color shifts from greenish-blue to a reddish-purple, and this optical properties is what makes this stone so popular. The stone was named in honor of the future Czar of Russia, Alexander ll, by Count Lev Alekseevich Perovskii, in 1834.


Number 3 –  Jadeite

Price: $20,000 Per Carat

Found In: Myanmar

Color: Emerald green, but Can Also Be Found In Other Colors Such as Mauve, Apple Green, and Lavender

While it comes in multiple colors, the more emerald green the color, the more valuable the gemstone. This stone was also used as weapons, carvings, jewelry, religious and medicinal purposes, in China, Maori, and by the Meso-American Cultures. Jadeite was even more precious than gold to the Mayas, Aztecs, and Olmecs. These stones value is based on its depth, color, and transparency. They also have a very strong resistance to breaking which makes it ideal for jewelry and weapons.


Number 2 –  Musgravite

Price: $35,000 Per Carat

Found In: Mostly Musgrave Range in South Australia, but has also been found in very small quantities in Greenland, Antarctica, and Madagascar.

Color: Purple Speckled With Black Spots

This stone is in the Taaffeite family and is very rare. The first sizable gem of Musgravite that was big enough to be cut and shaped was found in 1933. There are only eight of these stones that exist. It is also very unlikely that anyone will ever see one for sale in the open market.


Number 1 –  Blue Diamond

Price: $4-Million Per Carat

Found In: South Africa(Cullinan Mine)

Color: Blue, Black, Champagne, Cognac, Chocolate/Brown, Yellow, Pink-Red, and Green.

Blue Diamond is the most expensive gemstone in the world regardless of color variant. They are not just rare but their brilliance is spectacular and they are the hardest substance on planet earth. Diamonds are the most popular of all gemstones and used more for advertisements and for any object used for the meaning of romance. Just as an example, the Oppenheimer Blue Diamond weighs 14.62 carats, sold at auction for $57.5 million, which is $3.93 per carat and the Pink Star Diamond weighs 59.6 carats, sold for $71.2 million that is $1.2 million a carat. Based on the total price, the Pink Star Diamond is the most expensive gemstone to ever be sold.

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