400 million years ago,
this began forming in the earth.

[Stone asterism photo]

Deep beneath what is now Sri Lanka, under pressure no human technology can replicate, corundum crystals spent four hundred million years aligning.

In July 2021, workers digging a well in Ratnapura — Sri Lanka's “City of Gems” — hit something they had never seen.

The Serendipity Sapphire. Named for the only word that fits.

503.2 kilograms. 2.55 million carats. Displaying asterism — the six-pointed star effect — across its entire surface. Not one star. Multiple. Moving. Alive under light.

Immediately certified by Gübelin Gem Lab in Zurich — the world's most respected gemological authority — as a completely untreated, natural star sapphire aggregate. No heat. No intervention. Pure.

Recognized by Guinness World Records as the largest sapphire aggregate ever certified. February 2022.

Today it lives in Dubai, near the Burj Al Arab — under the care of its guardian.

And now, for the first time, a community will own a piece of it.

Gübelin Gem Lab

Natural Star Sapphire Aggregate · Untreated

Report #21110064 · Zurich · 6 Dec 2021

Guinness World Records

Largest Sapphire Aggregate

503.2 kg · 11 Feb 2022 · Verified in Zurich

503.2 kgWeight
2,550,000 ctCarats
101.5 × 78.5 × 50 cmDimensions
0 treatmentsUntreated
~400M yearsAge
Ratnapura, Sri LankaOrigin

The guardian.

[Matthias with the stone]

Matthias Mende has been the guardian of the Serendipity Sapphire since its arrival in Dubai. He does not describe himself as an owner — he calls himself a steward of something that chose to be found.

“This stone found me the way it found the earth — through patience and serendipity. I don't own it. I guard it. And in return, it guards me.”

This campaign is his decision. Not a company's. Not a platform's. A person choosing to share something extraordinary with the world — before the world has a chance to see it properly.

Own a piece of this story.

Now
$10
R2
$25
R3
$50
R4
$100
R5
$250

Genesis Round

$10 per certificate

4,153 left

of 5,000

847 / 5,000 claimed

Next round: $25 per certificate