Tanzanite is a shocking 1000 times more rare than a diamond. Discovered for the first time in 1967 and only found in the foothills of Mount Kilimanjaro, these gemstones go for about $1,500 per carat. Tanzanite has the ability to change color depending on the angle of light it is in.
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.
Diamonds are valued and prized for their rarity, but they aren't the rarest gemstones in the world. There are several gemstones that are even rarer. Each has a history behind it, and can inspire completely different reactions when seen.
Though sapphires are rarer than diamonds, they are often a more affordable diamond alternative or accent. The brilliance, durability and timelessness of diamonds keeps them as the more expensive of these two gems. A diamond of similar carat, cut and quality will cost more than a comparable sapphire.
The Rarest Birthstones
For example, April's diamond, though pricey, is less rare than rubies, emeralds, and alexandrite. While on the topic of alexandrite, this is currently the rarest gemstone on the birthstone list and can come at quite a cost. Black opals are also incredibly rare.
How Rare is Amethyst? Not very rare, it is plentiful, but with all gemstones, the better the color the more rare it is.
Zircon is the oldest mineral on Earth, dating back more than 4.4 billion years. Found in the Earth's crust, it's common in most sand and sedimentary deposits, as well as metamorphic rocks and crystallized magma.
Red Beryl. A cousin of emerald, aquamarine, and morganite, the red variety of beryl contains manganese, which imparts a bright red hue. Once called bixbite, red beryl is one of the rarest and most desirable gems.
There are many gems that are more valuable than diamonds. Emeralds, sapphires, rubies, garnets, and alexandrite, just to name a few.
Gem Black, Boulder, Crystal and White Opals are the world's #1 most valuable commercially available gemstone, yet they are complex with an exponentially large range of valuation characteristics than Diamonds, Rubies, Emeralds, Sapphires or Tanzanites. is actually 5000 times rarer than diamond.
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.
The Koh-i-Noor Diamond is a 186 carat diamond with a curse affecting only men. According to folklore, a Hindu description of the diamond warns that “he who owns this diamond will own the world, but will also know all its misfortunes. Only God or woman can wear it with impunity.”
1. ROUND BRILLIANT DIAMOND. By far the most popular cut is the Round Brilliant, with it's fifty-seven perfectly aligned facets it's brilliance really does out-shine the others. Total internal reflection is the key here; light travels through the stone giving optimum sparkle and scintillation.
The Hope Diamond
The 45.52-carat saturated blue diamond (about the size of a walnut) changed hands on numerous occasions, was stolen several times, and disappeared for decades before it was eventually found, recut, and reshaped. Throughout its history, it famously wreaked havoc on many of its unfortunate owners.
Although most black diamonds on the market today are either superheated or irradiated to an almost black color, natural black diamonds do exist, though they are extremely rare. Carbonados, sometimes called "black diamonds," are a distinct and unusual polycrystalline diamond material.
1. Kohinoor- Priceless. The most expensive diamond in the world, the Kohinoor has been given a priceless status due to its uniqueness and brilliance. The diamond is 105.6 carats and is placed right on top of the UK sovereign's crown.
Purple diamonds are so rare that the most common question asked about purple diamonds on Google is whether or not they exist. Yes, purple diamonds do exist! But treated and lab-grown purple diamonds are very much more common than natural purple diamonds.
2. Pink Diamond – $1.2 million per carat. The second most expensive natural gemstone on this list is a pink diamond. Pink diamonds, like red diamonds, are classified as fancy-colored diamonds.
Diamonds, emeralds, rubies, and sapphires are known as the "Big Four" gemstones.
Diamond – The Forever Gem
Diamonds symbolize forever love, which is why they're most commonly given as engagement and wedding rings. Diamonds that surpass the 'z-light yellow' rating on the diamond color scale are considered fancy yellow diamonds.