Gemstones are among the most stunning natural wonders on the planet. People have treasured them for a variety of reasons throughout history and across cultures. They are usually used as decorations, but they also have religious significance. Many people feel they have healing talents as well. Each gemstone has its distinct beauty. It distinguishes each one. However, certain stones are more valuable than others. This has an impact on how much they are valued. Size, quality, and color are other important considerations. Here are some of the world's most expensive gemstones.

Demantoid Garnet - $5,000 - $10,000 Per Carat

Demantoid Garnet is so uncommon that it is only found in the most archaic pieces of jewelry. This extremely rare and costly gemstone was discovered in the remotest reaches of Russia's Ural Mountain in 1868, and since then, this location has produced some of the world's rarest garnets.

The unparalleled and unrivaled shine of demantoid garnet sets it apart from the other most costly gemstones on our list. The demantoid garnet outshines even the most gleaming diamonds in brightness. The availability of this garnet variety is relatively restricted, and apart from an anomaly, no demantoid garnet stone larger than 10-carat weight has been discovered. The largest known and most costly Demantoid Garnet gemstone, weighing 11.24 carats, was unearthed in Russia.

Ruby— $8,000 - $15,000 Per Carat

Rubies are sometimes referred to as the "King of Gemstones". They go from pink to deeper crimson. The sparkling jewel represents enthusiasm and love of life. This notion derives from ancient societies that associated the hue with Pigeon Blood Red. A very rare Burmese Ruby Gemstone was sold for more than $30 million at a Sotheby's event in Geneva in 2015. The 26-carat stone, dubbed "The Sunrise Ruby" after a poem by the great 13th-century poet Rumi, sold for $1.18 million per carat. That is an incredible sum, making it the most expensive ruby ever sold.

You can also read more on Ruby:- Ruby - The King of Gemstones: July Birthstone

Paraiba Tourmaline $15,000 - $25,000 Per Carat

The beauty and allure of Paraiba Tourmaline may captivate you with just a glance. Paraiba Tourmalines Gemstones are famous for their captivating blue color hues and are among the most costly gemstones in the world. The term Paraiba is derived from the Brazilian province of Paraiba, where Paraiba Tourmalines were found in 1989.

The most valuable and difficult-to-locate Paribas are those with deep and dark blue colors. The price of Paraiba Tourmalines continues to rise with each passing year, which is a fascinating fact.

The most precious Paraiba Tourmalines are set in a pair of earrings, with one earring measuring 7.46 carats and the other weighing 6.81 carats. They were auctioned off for a quarter million dollars at Christie's in 2018.

Grandidierite - $20,000 Per Carat

Grandidierite's enticing look will have you weak at the knees for this extremely rare gemstone. Grandidierite shows varying shades of blue and green when viewed from different angles, and the most valuable Grandidierite stones are fairly translucent in appearance.

According to various recognized gemologists, just one in 1000 Grandidierite stones qualify as gem grade. Grandidierite stones need years of experience to cut correctly since this stone is difficult to cut and is frequently sculpted into cabochons to minimize substantial loss. The world's largest Grandidierite stone is worth $15.28 million and weighs around 764 carats. The Medici Collection presently owns it.

Jadeite - $40,000 Per Carat

Jadeite is frequently referred to as one of the top-tier alternatives for gemstone collectors. Original Jadeite Stone deserves to be on our list of the most costly gemstones for a variety of reasons. To begin with, Jadeite is the rarest kind of Jade.

Second, it is often employed to carve Jade enthralling statues, ornamental items, and other sorts of weaponry. Mayans and Aztecs prized jadeite more than gold and used it to build sharp weapons and beautiful jewelry.

The Hutton Mdivani necklace sold for $27.44 million in a 2017 auction, making it the most expensive piece of Jadeite jewelry ever sold. In a single thread, this necklace encircles 27 Jadeite stones.

Alexandrite-$50,000 Per Carat

This famous and magnificent diamond is no less than the BIG 4 of the gemstone world, named after the great and majestic Alexander 2, one of Russia's czars. Alexandrite gemstone is well-known for its remarkable ability to shift hues in both natural and artificial light. Alexandrite stone's brilliant color change is caused by the presence of elements such as titanium, chromium, and iron, which absorb light hues.

Saur Alexandrite is the biggest Alexandrite stone in the world, weighing 122,400 carats uncut, and its worth is incalculable. Another pricey Alexandrite was auctioned off at Christie's in 2014 for a stunning $1.4 million.

Painite - $60,000 Per Carat

Painite topped our exclusive list of the top ten most costly gemstones in the world because of one fact: just three Painite stones were known until 2001. Painite is one of the rarest forms of borate, and the price per carat of this magnificent gemstone may reach $60000 per carat.

Painite was named after the scientist who discovered it in 1957. Painite was once misidentified as Ruby stone due to its deep crimson tones. Myanmar is the only known source of high-grade Painite.

Emerald—$305,000 Per Carat

Emerald gemstones, known for their emerald green hues, are among the most popular gemstones in the world. They may be found mostly in four countries: Brazil, Colombia, Zimbabwe, and Zambia. The majority of emeralds on the market contain faults. As a result, when a genuine emerald with no faults is for sale, it may be rather expensive.

When Christie's announced that the ancient "Rockefeller Emerald Gemstone" will be auctioned off, experts predicted that it would break records. John D. Rockefeller purchased the 18.04-carat rock for his wife. It was later passed to their son and privately sold. It was purchased at Christie's for $5.5 million, or $305,000 per carat. As a result, it was the most expensive Emerald Gemstone per carat ever sold.

For more knowledge on Emerald Gemstone, you can visit:- Which Zodiac Signs Can Wear Emerald Stone?

Red Diamond - $1.3 Million Per Carat

Red diamond is by far one of the most gorgeous diamonds in existence, as well as the third most costly on our list. There are just a few countable red diamond mines on the planet, and more than 99% of red diamonds weigh less than one carat.

According to estimates, just a few red diamonds are mined each year, and the red hue in diamonds remains a mystery. The rarest, biggest, and most costly red diamond ever discovered was the Moussaieff Red Diamond, which weighed roughly 5.11 carats and was valued at a whopping $20 million.

Pink Diamond—$1.19 Million Per Carat

Pink Diamonds are among the most uncommon of all colored diamonds. They account for less than 0.1% of all diamonds generated in the world each year! When the stunning pink diamonds are auctioned off, they sometimes fetch more than $1 million per carat. In 2017, a stunning pink diamond weighing 59.60 carats fetched a record-breaking $71.2 million at a Sotheby's auction in Hong Kong. That works up to $1.19 million per carat. The "Pink Star" diamond is the Gemological Institute of America's biggest Fancy Vivid Pink Diamond ever graded as Internally Flawless.

Blue Diamond—$3.93 Million Per Carat

When anything is sold for as much as $3.93 million per carat, it is almost certain to top the list of the world's most costly jewels. The most valuable gemstone is the blue diamond, which is also the rarest. Diamonds' blue hue is caused by traces of the Boron element. Blue diamonds were discovered in India and were thought to be the fundamental emblem of the monarchy. Blue diamonds were afterward adopted by renowned persons all across the world. In 2016, Christie's auction house sold the most expensive blue diamond, the Oppenheimer Blue diamond, for a whopping $57.5 million. It weighs approximately 14.62 carats and is set in platinum of the highest grade.