300 Million Years in the Making

Where Ancient
Souls Meet
Eternal Luxury

The world's most coveted bathtubs, meticulously carved from fossilised wood that has captured the essence of Earth's majesty across geological epochs.

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300M
Years of Geological History
3
Centuries of Craftsmanship
One-of-a-Kind Masterpieces
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Why RareBath

Eternal Masterpieces

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Geological Provenance

Each specimen is authenticated and traced to its geological origin, accompanied by documentation certifying its age and formation history spanning millions of years.

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Master Artisan Carving

Months of meticulous handwork by master artisans who honour both the material's ancient origins and its contemporary purpose as functional art.

Singular Rarity

No two specimens are alike. Each bathtub is a singular chapter in Earth's geological poetry — a transcendent work that cannot be replicated.

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Authenticated Authenticity

Every piece includes third-party geological authentication and a certificate of authenticity ensuring museum-grade provenance documentation.

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Bespoke Customization

Our artisans collaborate directly with clients to customize dimensions, finishes, and integration elements for any private residence or luxury resort.

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White Glove Delivery

Escrow-secured transactions, specialist crating, and white-glove installation by our trained artisan handlers, delivered anywhere in the world.

The Journey

From Earth to Your Sanctuary

I
Discovery

Rare specimens are sourced through our generational network of geologists and estate custodians across three continents.

II
Authentication

Third-party geological labs verify age, origin, and structural integrity before any specimen enters our atelier.

III
Crafting

Master artisans spend months shaping and finishing each piece, preserving every natural vein, ring, and mineral bloom.

IV
Installation

Your bathtub is delivered and installed by our specialist team with white-glove care, anywhere in the world.

Connoisseurs Speak

Cherished by Discerning Souls

★★★★★

"Our guests are captivated by the healing energy of these ancient wood bathtubs. It has entirely transformed our spa experience and become our most requested amenity."

E
Dr. Elena Vasquez
Wellness Resort Owner
As Featured In
Architectural Digest
Robb Report
Elle Decor
Financial Times
AD100
Begin Your Journey

Own a Piece of Earth's History

Schedule a private consultation with our curators to discover the specimen destined to become the centrepiece of your home.

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Our Story

Three Centuries of Custodianship

RareBath Atelier

RareBath was born from a singular obsession: to rescue the most extraordinary specimens of Earth's geological heritage from obscurity and transform them into objects of enduring beauty. Our family has been custodians of the world's most extraordinary fossilised wood specimens for over three centuries.

A Generational Legacy

For generations, our family maintained relationships with geologists, estate managers, and private collectors across three continents. These relationships allow us exclusive access to specimens that never reach the open market — fossils of such rarity and beauty that each represents a once-in-a-civilisation opportunity.

The Artisan Tradition

Each bathtub represents months of meticulous handwork by master artisans trained not merely in the craft of carving stone, but in the deep understanding of each specimen's geological narrative. They do not impose a design upon the material — they reveal the design latent for 300 million years.

Our Promise

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Collection

Acquire a Masterpiece

Every piece is unique and sold with full authentication. Pricing is shared privately during consultation due to the singular nature of each specimen.

The Primordial Vessel
The Primordial Vessel

A monolithic single-body form carved from a specimen of exceptional mineral density. Ancient silica veins trace golden paths across its surface.

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✦ Authenticated · One of One
The Epoch Form
The Epoch Form

Characterised by its dramatic banding — geological strata laid down across millions of years, rendered visible in each soaking moment.

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✦ Authenticated · One of One
The Mineral Bloom
The Mineral Bloom

Rare crystalline inclusions bloom across the interior basin — selected for its extraordinary internal colour and light-play at every angle.

Price on Consultation
✦ Authenticated · One of One
The Dark Sediment
The Dark Sediment

A dramatically dark specimen with deep amber and obsidian tones — the most striking of our current collection in terms of visual contrast.

Price on Consultation
✦ Authenticated · One of One
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Provenance & Integrity

Authentic to the Last Grain

At RareBath, authenticity is not a marketing claim — it is the foundation of every transaction. We operate at the intersection of geological science and luxury craft, and our authentication process reflects that commitment with full scientific rigour.

Third-Party Laboratory Analysis

Before any specimen enters our atelier, it undergoes comprehensive analysis by independent geological laboratories. This process confirms petrification age, mineral composition, structural integrity, and freedom from artificial enhancement or restorative treatment.

Certificate of Authenticity

Each completed piece is accompanied by a bound certificate including specimen origin coordinates, estimated geological age, mineral composition report, authentication laboratory details, and the master artisan's signature and atelier seal.

What We Guarantee

Escrow Protection

All purchases are conducted through a third-party escrow service. Funds are only released to RareBath upon your written confirmation of receipt and satisfaction with the delivered piece.

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Bespoke Service

Crafted for Your Vision

Bespoke RareBath

No two petrified wood specimens are alike — and neither are our clients. RareBath's bespoke service allows you to collaborate directly with our master artisans to create a piece that integrates seamlessly with your architectural vision, spatial requirements, and personal aesthetic.

What Can Be Customised

The Consultation Process

Our customisation journey begins with a private 15-minute discovery call with one of our curators. We discuss your space, your aesthetic language, and the experience you wish to create. We then present a curated shortlist of specimens alongside visualisations of proposed finished forms.

Timeline

Bespoke commissions typically require 3–6 months from specimen selection to white-glove delivery. Lead times vary depending on the complexity of finish and the availability of matching specimens from our private inventory.

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Questions & Answers

Everything You Need to Know

What exactly is petrified wood?+
Petrified wood is ancient organic wood that has been replaced, molecule by molecule, by minerals — most commonly silica — over millions of years through a process called permineralisation. The result is a material with the external appearance and grain of wood, but the density and durability of stone.
How old are your specimens?+
Our specimens range from approximately 150 million to 300+ million years old, sourced from geological formations across multiple continents. Each piece is independently dated by geological laboratory analysis, and the results are included in the certificate of authenticity.
Is a petrified wood bathtub safe for daily use?+
Yes. Once fully polished and sealed, petrified wood is non-porous and completely safe for bathing. Our artisans apply food-grade, hypoallergenic sealants that protect the surface and make it easy to maintain. Every completed piece undergoes structural integrity testing before delivery.
How do I care for my RareBath?+
Care is straightforward. We recommend pH-neutral cleansers, avoiding abrasive scrubbing materials, and an annual application of our proprietary mineral sealant — available exclusively to RareBath clients. Full care and maintenance documentation is provided with every piece.
How much does a RareBath cost?+
Due to the singular nature of each specimen, pricing varies considerably. Our collection ranges from investment pieces beginning in the mid-five figures to exceptionally rare and large specimens that have sold for well into six figures. We share pricing privately during consultation.
How is payment handled?+
All transactions are handled through a professional third-party escrow service. Your funds are held securely and only released to us upon your written confirmation of receipt and satisfaction. This protects buyers fully and reflects our commitment to trust and transparency.
Do you ship internationally?+
Yes. We have delivered RareBath pieces to clients across North America, Europe, the Middle East, and Asia-Pacific. Each piece is custom-crated by specialist art handlers and shipped with full insurance coverage. Our team coordinates customs documentation for international deliveries.
Can I view the pieces before purchasing?+
Private viewings of available specimens can be arranged by appointment. Contact us at info@rarebath.com or book a consultation call, and our team will arrange access to our current inventory in a format that suits your schedule and location.
Get in Touch

Begin Your Enquiry

Reach us directly or book a private 15-minute consultation with one of our curators. We respond to all enquiries within one business day.

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Email
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Telephone
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Head Office
233 S Wacker Drive, 44th Floor
Chicago, IL 60606
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Schedule a private 15-minute discovery call with one of our curators.
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