1.10-Carat Bright Blue Umba Sapphire


A gorgeous bright blue sapphire from Umba, Tanzania, 1.10 carats.

In stock


This beautiful unheated blue sapphire comes from Umba, Tanzania.  While the macro image shows some boehmite inclusions, these are not visible without a loupe; its an eye clean gemstone. The gem is faceted in the classic round brilliant design; it weighs 1.10 carats and measures 6.0 x 4.2 mm.

Additional information


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Product Enquiry

Do your gems come with certificates?

We're often asked about this, and yes, we do include our own certificate of origin and authenticity.  You can learn more here: https://www.earthstreasury.com/what-about-a-certificate/

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We have a one-week review and return policy that starts the date you receive your gem.  We want you to be 100% sure you have the right gem.  Learn more here: https://www.earthstreasury.com/risk-free-review-and-return-policy/