The Bridgette Emerald

A Once-in-a-Lifetime Acquisition

The Bridgette Emerald

1,055 Carats of Uncut History. Muzo, Colombia — Certified by Gübelin Gem Lab, Zurich.

View the Specimen
The Bridgette Emerald in museum display case

Museum-grade display — Bridgette, 1055ct Muzo Colombian Emerald

The Specimen

A Museum-Grade Masterpiece

Weight1,055 Carats
OriginMuzo, Colombia
Certified ByGübelin Gem Lab, Zurich
EnhancementNone — Completely Untreated
AgeEst. 30–65 Million Years

The Bridgette Emerald exists within the same rarity tier as the Duke of Devonshire (1,384ct), the Gachala (858ct), and the Patricia (630ct) — all celebrated for their rarity, origin, and collector significance. Most reside in museums. None are available for private acquisition.

Its combination of scale, natural beauty, transparency zones, vivid coloration, and crystal integrity elevates it beyond conventional gemstone material into the realm of historically important collector objects.

The Specimen

A Natural Beryl Hexagonal Prism

1,055.05
Carats

Rough Emerald Crystal

211
Grams

Total Specimen Weight

82 x 43 x 36
mm

Natural Dimensions

The Bridgette Emerald — open display case
Muzo
Colombia

World's Most Prestigious Deposit

VSbG
Colour

Very Slightly Bluish Green

None
Enhancement

Completely Untreated

Gübelin Report No. 25070096 — Confirmed Colombian origin with no indications of clarity enhancement. Transparent to translucent.

Formed 30–38 million years ago in the Cordillera Oriental of the Colombian Andes. Gübelin's analysis identified three-phase fluid inclusions with jagged outlines — the geological fingerprint that confirms Muzo origin with scientific certainty.Source: Gübelin Gemological Profile

Geological Origins

Older Than Human Civilisation

30 – 65 Million Years Old

This crystal predates the entire history of the human species.

Colombian emeralds formed through sedimentary hydrothermal processes — a mechanism fundamentally different from emeralds in Zambia, Brazil, or Afghanistan. This geologically rare convergence of tectonic uplift, extreme pressure, and chromium meeting beryllium-rich fluids is what gives Muzo emeralds their unmatched colour and clarity.

The conditions that created this crystal no longer exist. The geological window has closed.

30–65 Million Years Ago

Hydrothermal fluids carrying chromium interact with beryllium-rich sedimentary rock under immense heat and pressure. A crystal begins to grow.

Tens of Millions of Years

Tectonic forces push the Andes skyward. Most emerald formations are fractured, crushed, destroyed. This crystal survives intact.

Modern Discovery

Recovered from the Muzo region of Colombia — crystal structure, transparency, and vivid coloration preserved across geological time.

Why Bridgette

Four reasons this will never happen again

01

A Gübelin First — and Only

In 170 years of operation, Gübelin Gem Lab has never produced a Premium Gemological Profile for a raw emerald. They did it once. For Bridgette. There will not be a second.

02

Muzo Origin, 1,055 Carats, Untreated

From the most legendary emerald source on Earth. No clarity enhancement. No human alteration. Gübelin certified. A specimen of this size, origin, and purity has not appeared in recorded history.

03

Private Ownership of a Museum-Grade Specimen

The Duke of Devonshire and the Patricia Emerald sit behind glass in London and New York — permanently. Bridgette is the only specimen of this calibre available to a private collector. Ownership transfers not just the object, but a place in gemological history.

04

30 Million Years in the Making

Bridgette was formed deep within the Colombian Andes before the first humans walked the Earth. She is not a product. She is a geological event — complete, unaltered, and unrepeatable.

The next owner of Bridgette will possess something that no other collector on Earth can claim.

You are not looking at a gemstone. You are looking at something the Earth will never produce again.

The Discovery

One satisfies a desire. The other rewrites history.

1,055 carats — Muzo, Colombia

The Bridgette Emerald — Gübelin Gemological Profile

Discovered in 2023 deep within Colombia's legendary Muzo mines, The Bridgette Emerald emerged as a 1,055-carat hexagonal prism of such extraordinary size and clarity that Gübelin Gem Lab — the world's most prestigious gemological authority — broke with 150 years of tradition to create something that had never existed before.

For the first time in their history, they produced a certified premium Gemological Profile Book for a raw, uncut emerald. A distinction no other collector, museum, or institution on Earth can claim. The next owner of Bridgette will possess the only raw emerald ever to receive it.

Gübelin's analysis confirmed the specimen is transparent to translucent with no evidence of clarity enhancement, exhibiting a saturated green colour with a slightly bluish secondary hue — the most coveted chromatic profile for Colombian emeralds.Source: Gübelin Gemological Profile, Report No. 25070096

Certified By

Gübelin Gem Lab, Zurich

Origin

Muzo, Colombia

Enhancement

None

Authenticated Excellence

Certified by Gübelin Gem Lab

The industry's gold standard in gemological certification, established in Zurich since 1854.

Since 1854, Gübelin Gem Lab has set the global standard for gemological certification. Their decision to produce a premium Gemological Profile for a raw emerald — a first in 170 years of operation — speaks to the singular nature of this specimen.Source: Gübelin Gem Lab, Zurich

Cover — The Gübelin Gemological Profile

Cover — The Gübelin Gemological Profile

Gübelin Gemmological Report

Report No. 25070096 confirms the emerald's Colombian origin, natural beryl classification, and most critically — no indications of clarity enhancement. This untreated state in a specimen of this magnitude is exceptionally rare.

Species

Natural Beryl

Origin

Colombia

Shape

Hexagonal Prism

Enhancement

None Detected

The Gübelin Gemological Profile

In over 150 years of operation, Gübelin has never produced a certified premium gemological profile book for a raw emerald — until Bridgette. This distinction had never been extended to a natural, uncut specimen.

World's Only — The sole raw emerald specimen to receive this honour. The owner in Switzerland approved this book because they had never seen anything like Bridgette in their institution's entire history.

Official Documentation

Certified Reports

View the original Gübelin Gemmological Report, Ringsrud Gemology Appraisal, and appraiser credentials. Documents are protected and available for viewing only.

Gübelin Gemmological Report

Report No. 25070096 — 18 July 2025

Confidential

These documents are presented under the terms of the Non-Disclosure Agreement you accepted upon registration. Reproduction, screenshot, or distribution is strictly prohibited under the governing laws of Switzerland.

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The last comparable specimen to change hands sold decades ago. The next may never.

Singular Rarity

There Is Only One

Expert Appraisal

Gübelin Certified

Appraised by Ringsrud Gemology — a GIA Graduate Gemologist with over four decades in the Colombian emerald trade, author of Emeralds: A Passionate Guide, and a recognised contributor to the field whose work has appeared in GIA's peer-reviewed Gems & Gemology journal. Independently certified by Gübelin Gem Lab, Zurich. Full documentation available to qualified parties upon request.

Top <1%

For Muzo-origin crystals of this size class

Of all emeralds ever recovered from the legendary Muzo mines, fewer than 1% approach this magnitude.

5–15

Documented specimens of comparable size in history

In the entire recorded history of the Muzo deposit, only an estimated 5 to 15 crystals of this size class have ever been documented.

Top 1–5%

Of all large emerald specimens ever found globally

Across every emerald deposit on Earth — Zambia, Brazil, Afghanistan — Bridgette ranks in the top percentile by size and quality.

The Company She Keeps

The world's most legendary emeralds — and the collectors and institutions that secured them

Priceless

Duke of Devonshire Emerald

Weight1,383.93 ct
Yearc. 1831
InstitutionNatural History Museum
ContextLondon, Permanent Collection

Uncut Muzo hexagonal crystal. Gifted by Emperor Pedro I of Brazil to the 6th Duke of Devonshire. Exhibited at the 1851 Great Exhibition. One of the most famous uncut emeralds in existence — and Bridgette's closest peer.

~$8.83M USD

The Aga Khan Emerald

Weight37.41 ct
YearNov 2024
InstitutionChristie's Geneva
ContextLot 100, Magnificent Jewels

Cartier platinum brooch commissioned by Prince Sadruddin Aga Khan for Nina Dyer, 1960. Colombian origin, no enhancement (SSEF & Gübelin certified). Guinness World Record for most expensive emerald at auction.

$5.5M USD

The Rockefeller Emerald

Weight18.04 ct
YearJun 2017
InstitutionChristie's New York
ContextMagnificent Jewels

Acquired by John D. Rockefeller Jr., 1930. Remounted by Raymond Yard, 1948. AGL certified. Considered one of the finest Colombian emeralds ever to appear at public sale.

$6.5M USD

Elizabeth Taylor Bulgari

Weight23.44 ct
YearDec 2011
InstitutionChristie's New York
ContextThe Collection of Elizabeth Taylor

Colombian emerald pendant/brooch, a gift from Richard Burton. Part of the most valuable private jewellery collection ever auctioned ($115.9M total).

Priceless

Patricia Emerald

Weight632 ct
Yearc. 1920
InstitutionAmerican Museum of Natural History
ContextNew York, Permanent Collection

Named after the patron saint of miners. One of the largest known uncut Colombian emeralds. Displayed at AMNH since 1953. A dihexagonal crystal — rare even among large specimens.

Why this matters: The Duke of Devonshire sits behind glass in London's Natural History Museum. The Patricia has been in New York's AMNH since 1953. The collectors who acquired the Aga Khan and the Rockefeller owned something no one else on Earth could possess. Bridgette is the only raw Colombian emerald in 150 years to receive a Gübelin Premium Profile — and unlike the museum specimens, she is available to a private collector.

Most gemologists will never encounter a specimen like Bridgette in their entire career. This crystal represents a geological event that may not repeat for millennia.

A specimen most gemologists will never encounter in their lifetime

Live specimen footage
"Wise words are rarer than emeralds"

— The Instruction of Ptah-Hotep, c. 2400 BC (cited in the Gübelin Gemological Profile)

The Muzo Advantage

Why Muzo Commands the World's Highest Prices

Colombian highlands

The Most Coveted Origin on Earth

Muzo emeralds have been the most sought-after specimens in the gemological world for over 500 years. The local Muzo Indians withheld the exact mine location from the Spanish conquistadors for twenty years. Today, 'Muzo origin' on a Gübelin certificate is the single most valuable provenance designation in the emerald world — a mark of exclusivity that cannot be manufactured or replicated.

Formed 30–38 Million Years Ago

Colombian emeralds were created through hydrothermal activity — hot, briny fluids that leached chemical elements from black shale in the Cordillera Oriental of the Andes. This unique genesis gives Muzo stones their legendary warm, slightly bluish-green colour that no other deposit can replicate. Every Muzo emerald is a fragment of geological time that predates humanity.

Rarer Than Diamonds

Beryllium and chromium — the two elements essential to creating an emerald — are separated by most geological processes on Earth. According to Gübelin's Gemological Profile, their co-occurrence is an unusual event even across geologic dimensions of time and space. At 1,055 carats, Bridgette is a singular event in Earth's history.

Historical Context

Famous Emeralds in History

The Aga Khan Emerald
~$8.83M

The Aga Khan Emerald

37.00 ct — 2024

The Rockefeller Emerald
$5.51M

The Rockefeller Emerald

18.04 ct — 2017

Elizabeth Taylor Bulgari
$6.58M

Elizabeth Taylor Bulgari

23.44 ct — 2011

Colombian pendant/brooch by Bulgari. Gift from Richard Burton. Part of the $115.9M Elizabeth Taylor collection at Christie's NY.

Image: AP Photo

Duke of Devonshire
Priceless

Duke of Devonshire

1,383.93 ct — c.1831

The Collector's Case

Bridgette's Competitive Class

The Bridgette
Gübelin Certified

The Bridgette

1,055 ct — Muzo, Colombia

La Gloria
Est. $4–5M

La Gloria

887 ct — Muzo, Colombia

Duke of Devonshire
Priceless

Duke of Devonshire

1,383.93 ct — Muzo, Colombia

Museum

Gifted by Emperor Pedro I of Brazil, c.1831. Displayed at the 1851 Great Exhibition. Natural History Museum, London.

Objects of this significance do not have a market price. They have a moment — and it passes.

Purchase Process

A Clear Path from Verification to Delivery

Every step is designed around transparency, security, and the expectations of discerning collectors.

1

Review & Verification

Verify the stone independently before any commitment.

Verifiable with each source.

Gubelin Gem Lab report — origin, species, weight, no treatment
Independent gemological appraisal — Ringsrud Gemology
Photos, video & live viewing — video call or in-person in Medellin
2

Agreement & Deposit

Sign a purchase agreement and place a deposit to secure the stone.

Buyer completes KYC/AML — via third-party verification (e.g. Sumsub)
Purchase agreement signed — clear terms for both parties
Deposit placed — credited toward the purchase price, export costs to be determined
Export process initiated — Colombian regulatory filings begin
3

Final Payment & Release

Balance is paid within the agreed window. The emerald is released for secure shipment.

Balance payment completed — via agreed payment method
Insured shipment arranged — professional logistics, fully insured, to your country's import facility
Original documentation included — Gubelin report, appraisal, Gubelin profile book
4

Delivery & Completion

The emerald arrives at your designated location with all documentation.

Secure delivery — to your specified destination
Import clearance — buyer completes local customs and duties (VAT)

Escrow services are available. Payment method, logistics, and insurance details are confirmed during the agreement stage.

Explore Further

Learn More

The Bridgette Emerald

A 1,055-carat museum-grade Colombian emerald crystal from the legendary Muzo region. Certified by Gubelin Gem Lab, Zurich.

Media Contact

Blake Becher

The Emerald Company — Founder, CEO

+57 318 600 8080blake.becher@emerald.rocks

Address

8 The Green, Suite A
Dover, DE 19901
United States

For Enquiries

blake.becher@emerald.rocks

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The information presented is subject to Non-Disclosure obligations.

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