The oppenheimer blue diamond is the largest vivid blue diamond to appear at an auction and was sold 57 5 million for weighing 14 62 carats which makes it worth 3 93 million per carat.
Tanzanite versus diamond.
Both tanzanite stones and diamonds are graded similarly.
By cut clarity color carats and overall stone quality.
Even though tanzanite is more rare diamonds cost considerably more per carat.
The popular gemstone is indeed more expensive but there is a clear reason for that.
At the time of publication a 1 carat tanzanite ring costs roughly 1 000 but a diamond costs 2 475 or greater per carat.
Diamonds are on top of the gemstone hierarchy whereas tanzanite is somewhere down below.
Due to this fact tanzanite jewelry will be a precious possession that may not be available after a few decades.
Currently in 2020 carat weight has less value affect on tanzanite than on other gems like ruby sapphire emerald or diamond.
Also read sapphire vs diamond tanzanite.
For more in depth information about sapphires and tanzanites take a look at these handy guides.
Tanzanite is found in only one region of tanzania at the base of mt.
Like diamonds tanzanite stones are also rated for their clarity color carat and cut.
Meanwhile the recent world record breaker the pink star diamond was sold at a whopping 71 2 million for 59 6 carats or 1 2 million per carat becoming.
The grading reports show that diamond possesses more sparkle than tanzanite.
The level of clarity in diamonds is always greater than tanzanite.
If tanzanite one group gets more control of the market they have plans to change the pricing structure more like that of diamonds which are more affected by size and quality.
The foundation is also a participant in the tucson tanzanite protocol an organization that works to ensure that tanzanite has an ethical route to market similar to how the kimberly process works to prevent conflict diamonds from entering the diamond market.
The price history of tanzanite has seen many sharp rises and falls.
It s not just that it is so much less durable than a diamond and that it does not offer the brilliance sparkle or clarity of a diamond.
The natural stores of tanzanite are depleting and are estimated to run out in the next few decades.
Tanzanite and diamond also belong to two different classes of stones with respect to the sparkle.
Diamonds are also more attractive in sparkling because of vast color ranges.
Kilimanjaro and is about 1000 times rarer than diamonds.