Get a Quote Zamha Gems Unearthing Tanzania's Treasures: Ethically Sourced Gemstones from the Heart of Africa Learn More slider-star1

Sustainability Highlight

Zamha Gems practices eco-conscious mining with biodegradable methods and site rehabilitation. We ensure beauty never comes at the planet’s expense.

Community Impact

Zamha Gems empowers Tanzanian communities through food aid, skills training, and local hiring. Every gem supports lasting, local development.
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Skilled Professionals

Get to Know Us

Company History

Zamha Gems is a Tanzanian gemstone company based in Arusha, specializing in ethically sourced semi-precious gems such as rubies and sunstones. Founded three years ago, we combine responsible open-cast mining with community empowerment and environmental stewardship. With a skilled team of 50 professionals and exclusive licenses for two exploration sites, we deliver exceptional, authentic Tanzanian gemstones to wholesalers and collectors worldwide.

Featured Gemstones

Spotlight on Our Signature Stones

ruby
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Ruby: The Passionate Heart of Tanzania

Our Tanzanian rubies feature rich red tones, expert grading, and unique natural patterns that make each gem truly one of a kind.
sunstone
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Sunstone: Capturing African Sunlight

Our Arusha sunstones dazzle with vivid color and aventurescent sparkle, reflecting the radiant beauty of the African sun.
Aquamarin auf Muskovit
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Aquamarine: Tranquil Blues from Tanzanian Earth

Our aquamarines radiate tranquil beauty in shades from sky to sea, combining durability with luminous clarity for timeless elegance.
tourmaline
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Tourmaline: Nature’s Rainbow

Our Tanzanian tourmalines span a vibrant spectrum of colors, each gem expertly preserved to showcase nature’s artistry and brilliance.

Discover the
Zamha Difference

Ready to explore our collection of ethically sourced Tanzanian gemstones? Contact our team today to discuss wholesale opportunities, custom sourcing, or arrange a visit to our Arusha facilities. Our European representatives are available to provide personalized service and detailed information about our current inventory.

Client’s Testimonials

What Our Clients Say

“
Partnering with Zamha Gems has enhanced our supply chain through their transparency, quality, and ethical standards, making them a trusted supplier for our European jewelry brand. Our direct relationship with their team ensures confidence in every gemstone we source.
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Farhan Rio

Agent Manager
“
The aquamarines we source from Zamha Gems have a color purity that's unmatched in the market. Our customers appreciate knowing the exact origin of their gemstones and the positive impact their purchases have on Tanzanian communities."
mr-brad

Leofar Tom

Founder of Ref Group
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