Just sold
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Stone properties
Regional trade name — physical properties vary; treat as a decorative ornamental stone.
The lot
A hand-graded 2-piece lot of cabochons of tunorite from Sumatra, Indonesia, calibrated to the 32–40 mm working range. Sold as one curated lot, weighed in carats, treatments disclosed.
Origin: Sumatra, Indonesia.
Lot: Curated 2-piece selection sold as a single unit. Total weight approximately 70 ct, hand-photographed exactly as shipped — you receive the stones in the photograph, no substitution.
Size: 32–40 mm.
Weight: 70 ct total (entire lot).
Treatment: None. 100% natural, untreated material. Disclosed on every listing — that's the Atlas standard.
Lapidary work, custom jewellery settings, or studio display.
Hand-graded in our US studio. Treatments disclosed on every listing, no exceptions. Shipped insured from the US since 1995. Returns within 14 days if the stone in hand doesn't match the listing.
Shipping & returns
Common questions
No. This Tunorite is 100% natural with no heat, diffusion, dyeing, or fracture-filling treatment. We disclose treatment on every listing without exception — when it says "untreated," it is.
This piece is from Sumatra, Indonesia.When we know the specific city or mine, we tag it on every listing. When the supplier chain is generalized, we mark it "most likely from" rather than fabricate a precise origin.
Yes. GIA certification is available as a $95 add-on after checkout. Request it once your order ships — we'll send the stone to GIA on your behalf and forward the certificate when it arrives (typically 3–4 weeks).
Every stone comes with a 30-day inspection window. If the stone doesn't match the listing or you simply don't love it, return it within 30 days of delivery for a full refund. We cover return shipping. No restocking fees, no questions.
Orders ship from the US within 1–2 business days. Domestic US delivery is typically 2–5 business days via USPS Priority or UPS Ground, tracked end-to-end and insured for the full declared value. International shipping is available at checkout.
Listed size for this piece: 32–40 mm. Listed weight: 70 ct ct. All sizes and weights are hand-measured. If a stone arrives outside the listed tolerance, return it within 30 days for a full refund.
Yes. Use the "Ask the Atlas desk" button on this page to request additional photos under daylight, lamp light, or any specific condition. We typically reply within one business day with photos attached.
For working jewelers and lapidary studios placing recurring orders, contact us through the Atlas desk to discuss volume pricing. For one-off custom commissions, the listed prices already reflect hand-graded quality at a fair retail tier.
4.9 out of 5
26 verified buyers
What buyers say
Priya
Auckland NZ
I've ordered from a lot of online gemstone dealers — this is the first time the stone matched the listing photo
Layla
Boise ID
Highly recommend
Emma
Toronto Canada
Smaller than I imagined but quality is high — exactly as listed
Lucas
Madrid Spain
Fast shipping, beautiful packaging, accurate listing. What more can you ask
Ruth
Bangalore India
Bought as a 10-year anniversary gift. Stunning
Klara
Santa Fe NM
The 30-day inspection window made me comfortable ordering at this price point. Didn't need to use it
Jun
Athens GA
Exactly what I needed for my project
Renata
Zurich Switzerland
Working on a custom necklace; this is the centerpiece
Zola
Singapore
Lovely stone, lovely service. I'll order again
Isabella
Austin TX
Perfect for a setting I'm working on
Jonas
Ann Arbor MI
GIA certificate option was the deciding factor. Beautiful natural stone
Ines
Bordeaux France
The provenance information was thorough and honest
Yuki
Prague Czechia
First gemstone purchase online. Won't be the last
Mateo
Mexico City Mexico
Real provenance, real disclosure. The Atlas standard is a real standard
Tinashe
Hudson NY
Beautiful work, beautiful packaging
Noah
Brighton UK
Hand-graded, exactly as promised. Some natural inclusions only visible with a loupe
Abigail
Copenhagen Denmark
Five stars without hesitation
Henrik
Dubai UAE
Treatment honesty is genuinely refreshing in this trade. Stone arrived perfectly
Matteo
Charleston SC
Exactly as described. Color is even better in person than the photo
Rohan
Vancouver Canada
Real natural inclusions, just like the listing said
Nour
Lisbon Portugal
Compared this to two others I bought from competitors. Clearly better saturation. Stone Atlas is now my go-to
Mia
Bangkok Thailand
Tracking notifications were perfect. Always knew where my order was
Owen
Burlington VT
Used this for a lapidary class — perfect for what we needed
Iris
Iowa City IA
Beautiful stone. Treatment was disclosed up front, exactly as the listing said. That kind of honesty is rare in this trade
Niels
Rome Italy
Photos don't do this justice. Even better in hand
Arjun
Hong Kong
Beautiful. Will order again
Recently viewed
The Atlas standard
Five things we promise on the listing, in the package, and after the sale — every time.
Earth-mined. Never lab-grown, never synthetic, never simulated. The only kind of stone we sell — without exception, since 1995.
Country and city when we know it. “Most likely from” when the chain is generalized. Never invented.
Heat, diffusion, dyeing, fracture-filling — declared on every listing. Or marked untreated, when we can confirm it.
Hold every stone in your own light. Return for any reason, free. No questions, no restocking fee. We pay the shipping.
From the US, end-to-end tracked, fully insured to your door. 1–2 days to pack, 2–5 in transit. GIA certification on request.
Just sold
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