Our Tanzanite


Sourced from the Merelani region, nestled in the foothills of Mount Kilimanjaro, Northern Tanzania, Africa

A Shimansky Tanzanite

The most beautiful tanzanite in the world


When looking to purchase Tanzanite jewelry or customize your own creation, Shimansky Tanzanite are the best in the world. With over 25 years experience, only the top colors are selected, then cut and polished into flawless gems with even color distribution and vibrancy rarely seen.

We are able to cut and polish any shape and size you desire. Each gem is inspected under our strict standards and expertise making sure your tanzanite is as beautiful as it can be.



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Uniquely African


Formed in metamorphic rocks, mined only in one place in the world, a 2.5-3 mile stretch of land in the Merelani hills in the Manyara region in Tanzania at the foot of mount Kilimanjaro.


A unique African gemstone that is vibrant and energetic, containing the true spirit of Africa where ever you are. Tanzanite geology is so unique that the chances of tanzanite occurring elsewhere in the world are unlikely.


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From rough to polished


Shimansky hand selects the top-quality Tanzanite gems in the world from the best rough stones unearthed by the Masai artisanal miners in Block D, known to contain the highest quality rough gems. With first hand selection of the best vivid blue and vibrant violent flawless rough, then polished into the very best quality Tanzanite in the world.


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The true value of a Shimansky jewelry creation is only realized when it is worn by the person it is meant for.

Shaping Beauty


From the classic round brilliant cut, trilliant, oval to a romantic heart shape Tanzanite, Shimansky cut and polish any shape you desire. Ranging from 1ct up to 100ct, to be set in a unique jewelry design of your choice or as an investment gem for your collection.


The most important factor in gemstones is the color and its even distribution that can only be achieved through the art of rough planning, cutting and polishing that maximizes the gemstone's full potential.


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Bespoke Designs

Customized one of a kind creations


Designed exclusively for you, a unique jewelry creation that reflects your personality and becomes a part of you.

World's Best Tanzanite


It is our promise that the Shimansky Tanzanite is the best in the world for their color, quality of the cut and polish and vibrancy, each tanzanite is hand selected inspected before and after being set into the jewelry creation with quality assurance every step of the way, making the Shimansky Tanzanite in a league of their own, your eyes will see the difference instantly.


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Tanzanite, 1000 times rarer than a diamond