Natural gemstone • Treatment disclosed • Secure checkout
Zehra Gems
4.90 Carat Natural Tanzanite Cushion Cut Loose Gemstone Blue Fine Quality
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A fine-quality natural tanzanite in a square cushion cut — tanzanite is found in only one place on Earth (Tanzania), making it far rarer than diamonds or sapphires. This 4.90-carat stone shows the deep, saturated blue color tanzanite collectors seek most.
Gemstone Details
• Gemstone: Natural Tanzanite
• Shape & Cut: Square cushion cut, loupe clean
• Weight: 4.90 carats
• Dimensions: 8.90 x 8.80mm
• Quantity: 1 stone
• Color: Blue (top color)
• Origin: Tanzania
• Treatment: Heat-treated
• Creation Method: 100% natural, mined gemstone
• Gender: Unisex
Why Buy From Zehra Gems
Every gemstone is 100% natural with transparent treatment disclosure — no lab-created or synthetic stones. Trusted by jewelry makers and designers worldwide. Ships securely and insured.
A striking centerpiece for a ring or pendant — an excellent gift for anniversaries, birthdays, or any special occasion.
Gemstone FAQs
Gemstone FAQs
Is this gemstone natural or treated?
Treatment is stated in the product description above.
Where does this gemstone originate from?
Origin is stated in the product description above.
Will the color look the same in person as in photos?
Screen displays vary, and gemstone color can shift slightly under different lighting.
Can this stone be set into a custom jewelry design?
Yes, based on the shape and cut listed above, most of our loose gemstones are suitable for custom jewelry settings.
What is your return policy?
See our Refund Policy for full details.
Questions about this gemstone?
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