Natural Stone Sinks – River Stone, Marble, Onyx | USA Warehouse

Table of Contents

1. Introduction

Welcome to RiverstoneSink.com, your reliable source for handcrafted natural stone sinks and bathtubs in the USA. We specialize in creating extraordinary bathroom pieces from authentic materials like river stone, marble, onyx, and andesite. Every product in our collection is carved from a single solid boulder — no glue, no artificial molds, no compromises. Our sinks are not mass-produced — they are artisan-made with care, precision, and respect for nature.

Whether you are remodeling a guest bathroom in a modern apartment or designing a luxury spa interior in a five-star resort, our natural stone bathroom sinks bring texture, character, and longevity to your project. Unlike porcelain or ceramic fixtures, stone products offer unmatched individuality. No two basins are the same — each one features distinct curves, surface tones, and natural textures shaped by time and water.

We proudly operate a USA warehouse where all products are stocked and ready to ship nationwide. No long lead times. No hidden sourcing delays. From rustic cabin renovations in Colorado to designer bathroom builds in California or New York, we deliver natural stone sinks in stock that elevate any space — fast and reliably.

Our clients include:

  • Interior designers seeking natural focal points for their projects
  • Builders and developers sourcing materials for eco-conscious luxury homes
  • Homeowners looking for one-of-a-kind stone sinks for remodels or new construction
  • Spa owners and wellness architects creating calming, nature-inspired environments

From sleek vessel basins to massive freestanding bathtubs, our catalog blends timeless design with modern function. Many of our clients choose stone over synthetic materials because of its enduring durability, zero-maintenance finish, and ecological footprint. Stone is also a natural insulator — a river stone bathtub retains warmth longer, making it perfect for relaxation and daily ritual use.

As a direct importer and brand with no middlemen, we offer fair pricing on premium handcrafted stonework. All photos on our website represent the actual items in our U.S. inventory. What you see is exactly what you get — no factory mockups, no surprises. Every product comes sealed and ready for plumbing installation, including felt pads to protect your surfaces.

Explore our exclusive selection of stone sinks for designer bathrooms, USA-stock bathtubs, and handcrafted bathroom decor to start building a space that’s grounded, memorable, and made to last.

We proudly serve the U.S. market with a dedicated warehouse located in the USA. All products shown on our site are in stock and ready to ship within 24–48 hours. Whether you're working on a bathroom remodel, a luxury hospitality project, or building your dream eco-home, our artisan-made sinks are a sustainable and stunning choice.

Our clients include interior designers, builders, architects, and homeowners looking for real stone solutions — not mass-produced imitations. Every natural stone sink we sell is unique in shape, texture, and color. From rustic cabins to contemporary villas, our sinks are the centerpiece of timeless interior design.

Explore our U.S.-based inventory of natural stone sinks — handcrafted, eco-friendly, and ready to elevate your next project.

2. Why Choose Natural Stone Sinks?

Natural stone sinks are not just bathroom fixtures — they are functional sculptures shaped by nature and refined by hand. When you choose a river stone sink or a basin made from marble, onyx, or andesite, you are investing in a piece of the Earth that will serve you for decades, both in performance and in beauty.

Unlike factory-molded ceramic or synthetic resin sinks, our products are carved from solid boulders, making each piece completely unique. The raw exterior preserves the natural texture of the stone, while the interior is carefully polished to ensure comfort and easy cleaning. No paint, no filler — just pure, solid natural stone that adds an organic feel to any designer bathroom.

Every artisan sink is created with attention to detail and built to withstand daily use. Natural stone is inherently resistant to scratches, heat, moisture, and cleaning chemicals — making it ideal for high-traffic bathrooms in homes, hotels, spas, and wellness centers. If you're designing a space that needs durability without sacrificing visual impact, stone is the perfect material.

Sustainability is at the heart of everything we do. Our eco-friendly stone sinks are made without synthetic adhesives or coatings. Because they come directly from nature, they can also return to nature — stone is infinitely reusable, recyclable, and biodegradable. Choosing stone over plastic-based materials significantly reduces your environmental footprint, especially for long-term renovations or luxury green building projects.

More and more clients across the U.S. are turning to handcrafted bathroom sinks not only for their aesthetics, but also for their lasting value. A natural stone basin instantly elevates the feel of a room — whether it's a rustic lodge in the mountains, a coastal vacation home, or a modern loft apartment. It complements wood, tile, concrete, glass, and metal — adapting to nearly any interior concept.

We believe that functional design should be both beautiful and responsible. With a hand-finished river stone sink from our USA warehouse, you're choosing a product that supports traditional craftsmanship, ethical sourcing, and mindful living — without sacrificing strength or elegance.

Explore our collection today and experience how natural stone bathroom sinks can transform everyday rituals into meaningful moments, and simple rooms into stunning personal sanctuaries.

3. Types of Stone Sinks

Our collection of natural stone bathroom sinks is crafted to suit a variety of interior styles — from modern and minimalist to rustic, spa-inspired, and organic. Each sink is carved from a solid stone boulder and finished by hand, resulting in a durable, functional, and truly one-of-a-kind fixture. Whether you're seeking a compact solution for a guest bathroom or a bold statement piece for a luxury master suite, we offer multiple formats to match your design vision.

• Vessel Sinks

Vessel sinks sit gracefully atop the vanity or countertop, offering a sculptural and elevated profile. These handcrafted stone bowls are ideal for contemporary spaces and spa-like bathrooms, where visual flow and surface contrast matter. Because each vessel sink has its own natural shape and texture, it becomes an instant focal point — especially when paired with a floating vanity or wood slab countertop. Popular with designers for their elegance and ease of installatio...

• Pedestal Sinks

Pedestal stone sinks are freestanding floor models that combine vertical structure with organic material. Often used in high-end hospitality projects and wellness centers, these pieces bring a sense of balance and symmetry to the room. Their height makes them ergonomic and practical, while their weight ensures long-term stability. Ideal for spaces where plumbing is exposed or where wall mounting is not preferred.

• Countertop Stone Basins

Our countertop stone basins are designed to be installed partially or fully into a vanity surface, combining traditional bathroom layouts with the elegance of natural stone. These sinks offer smooth transitions between materials like wood, concrete, or tile. Because of their compact footprint, they’re a favorite for powder rooms, guest bathrooms, or renovations where space is limited but style is still a priority.

• Freestanding Stone Bowls

Freestanding bowls are the boldest and most substantial option. Carved from large boulders with minimal shaping, they preserve the natural form of the rock — irregular, textured, and raw. These oversized pieces are popular in designer homes, spa retreats, and custom architecture projects where earthy materials and powerful presence are required. Available in limited quantities through our USA warehouse.

All of our sinks are sealed for water protection, easy to install, and compatible with standard drains. Felt pads and plumbing-ready bases are included. View specific sizes, shapes, and textures in our Stone Sink Collection.

4. Natural Stone Bathtubs

Our collection of natural stone bathtubs brings together raw material beauty, artisan craftsmanship, and exceptional comfort. Designed for luxury bathrooms, spa retreats, and modern wellness homes, each bathtub is carved from a single block of stone — delivering not only aesthetic power but also thermal performance and long-lasting durability. These are not decorative shells — they are real, solid, functional pieces of the Earth.

• River Stone Tubs

River stone bathtubs are carved from large, naturally rounded boulders that have been shaped by water over thousands of years. The outer surface retains its textured, organic feel, while the interior is carefully hollowed and polished for deep soaking comfort. No two tubs are ever alike. These tubs make a dramatic statement and are often used in resorts, eco-villas, and high-end residential projects seeking a primal, earthy aesthetic. In stock and available in our USA warehou...

• Marble, Onyx, and Andesite Tubs

If you're looking for smooth elegance and timeless sophistication, our marble bathtubs and onyx soaking tubs deliver luxury without compromise. Onyx provides natural translucence and vibrant veining — ideal for ambient lighting. Andesite bathtubs, on the other hand, offer volcanic strength and a deep, matte finish perfect for minimalist or contemporary spaces. All materials are responsibly sourced and hand-cut in Indonesia by expert artisans.

• One-piece Craftsmanship

Unlike composite tubs or products built with layers, every bathtub we offer is made from a single solid stone block. This ensures not only aesthetic purity, but also structural integrity and zero maintenance over time. No seams, no joints, no potential weak points — just one mono

5. Stone in Interior Design

Natural stone sinks and bathtubs are more than just functional products — they are centerpieces that define the character of a space. Whether you're creating a private spa, a luxury villa, or a sustainable boutique hotel, incorporating organic materials like river stone and marble can immediately elevate the atmosphere, bringing warmth, depth, and grounding energy to any environment.

Our products are frequently used in high-end residential bathrooms, eco resorts, wellness retreats, and hospitality projects across the U.S. and internationally. Interior designers often choose our handcrafted stone sinks to introduce natural texture and contrast into otherwise modern or minimalist spaces. Stone pairs effortlessly with wood, brass, concrete, glass, and tile — adapting to nearly any vision, whether sleek and contemporary or rustic and earthy.

Some of the most popular applications include:

  • Rustic cabins and lodges — river stone sinks on reclaimed wood vanities
  • Spa-style master bathrooms — freestanding tubs with pebble floors and neutral palettes
  • Luxury coastal villas — marble basins paired with open-air showers and natural lighting
  • Urban loft apartments — andesite sinks for an industrial yet refined look
  • Eco resorts & wellness hotels — full natural stone bathroom suites that invite calm and connection

Stone invites a sensory experience — cool to the touch, naturally sculpted, visually rich. It speaks to a return to materials that age gracefully and feel authentic. Many of our clients report that a natural stone sink or bathtub becomes their favorite part of the room — the one element that guests always comment on, and that never loses its charm over time.

Whether you're sourcing for a complete new build or simply upgrading an existing space, integrating real stone fixtures is a powerful way to ground your design in lasting beauty. Browse our Stone Sink Gallery and Bathtub Collection for visual inspiration and featured projects.

6. Beyond Sinks and Bathtubs

While we are best known for our river stone sinks and natural stone bathtubs, our passion for craftsmanship and organic materials goes far beyond the bathroom. We offer a carefully curated selection of stone furniture and accessories that bring the beauty of nature into any living space — indoors or out.

All items are made by hand in Indonesia from real stone — including basalt, river boulders, marble, and andesite — and are stocked in our USA warehouse for quick delivery. Whether you're designing a wellness spa, a meditation room, a luxury patio, or simply want to introduce tactile, organic elements into your home, our extended collection offers rare and striking options.

Some of our most popular non-plumbing products include:

  • Stone Lamps — carved lighting pieces that glow naturally and add ambiance to spa rooms, bedrooms, and lounge areas
  • Massage Tables — solid stone massage slabs used in high-end wellness centers and tropical resorts
  • Stone Tables & Benches — durable indoor/outdoor furniture made for patios, steam rooms, or zen gardens
  • Garden Steps & Pathway Slabs — weather-resistant and beautiful underfoot, ideal for landscaping, poolsides, or outdoor spas
  • Decorative Sculptures & Bowls — small artistic items crafted from leftover stone, perfect for shelves, counters, or tabletops

Each piece in our extended catalog is hand-finished, sealed, and completely unique. No mass production, no repetition — just natural artistry that invites connection and conversation. These pieces are especially valued by designers and boutique hotels looking to create unforgettable guest experiences through thoughtful materiality.

We also take on custom stone projects for those seeking something truly one-of-a-kind. If you have a design in mind — a large stone bench, a set of matching lamps, a custom-shaped dining table — we can produce it to order and ship it safely anywhere in the United States.

Visit our Stone Accessories Collection or contact us directly to learn more about pricing, lead times, and availability.

7. Eco-Friendly Production

At RiverstoneSink.com, sustainability is not a trend — it's a core principle. Every natural stone sink and bathtub we offer is created with the environment in mind, using low-impact materials and responsible craftsmanship practices that align with the values of green living and ethical sourcing.

Our products are carved from naturally occurring stone — no synthetic resins, no plastic coatings, no harmful glues. This means that once a piece reaches the end of its life (which could be decades or centuries from now), it can return to the Earth without leaving behind toxins or waste. Biodegradable by nature, durable by design — that’s our philosophy.

Because we use whole boulders — rather than crushed material — our process minimizes emissions, energy use, and post-processing waste. Stone is a naturally abundant, long-lasting material that doesn’t require re-coating, repainting, or chemical maintenance. It also offers thermal efficiency, helping to conserve heat and water in daily use.

Our sinks and tubs are sealed with breathable, non-toxic stone sealants that protect the interior without creating surface build-up or environmental residue. Every item is designed to withstand years of use without degrading into the ecosystem. It's the ideal solution for those seeking eco-conscious bathroom remodeling materials in the USA.

In addition, we work with small-scale workshops in Indonesia that respect local traditions and avoid industrial-scale pollution. Stone offcuts and remnants are reused to produce smaller accessories — such as trays, coasters, or sculptures — eliminating nearly all material waste.

From the origin of the material to the finish of the product, our focus is clear: build beautiful bathrooms that respect the Earth. If you're seeking materials for a sustainable home renovation, LEED-certified building, or simply want to reduce your footprint without sacrificing style — our handcrafted stone products are a natural choice.

8. Handcrafted in Indonesia

All of our natural stone sinks and bathtubs are handcrafted by skilled artisans in Indonesia — a country known for its centuries-old traditions of stone carving and natural material design. Unlike mass-produced factory products, every item we sell is made by real hands, using time-honored tools and techniques that celebrate the natural character of the stone.

Our team works directly with small family-owned workshops and master stone workers who treat each boulder with respect — allowing the raw form of the rock to guide the design. Whether it’s a freestanding river stone bathtub or a compact vessel sink, every curve, edge, and polish is achieved through patient, practiced effort — not machines or molds.

This process guarantees that every piece is truly one-of-a-kind. No two stones are identical. No two basins have the same contours. This is what makes each of our products special — they carry the individuality of both nature and the artisan who shaped it.

Choosing a handmade stone sink means you’re supporting traditional craft over mass production, and helping preserve local economies and skill-based professions that are increasingly rare. It also means that your bathroom won’t look like everyone else’s — it will reflect taste, intention, and authenticity.

We maintain close, transparent relationships with every workshop we work with. This ensures ethical production practices, fair wages, safe working conditions, and consistent quality control. Our local sourcing model also allows us to request custom sizes, shapes, and finishes — giving our clients more flexibility and design freedom.

Whether you're designing a custom bathroom with natural materials, or simply want a product that tells a human story, our hand-finished stone products from Indonesia deliver unmatched beauty, substance, and soul.

9. Wholesale & Partnerships

At RiverstoneSink.com, we proudly work with a wide range of professionals across the design and construction industries. Whether you're sourcing for a hospitality project, residential development, spa remodel, or boutique showroom — we are a trusted partner for high-quality natural stone sinks and bathtubs in volume.

Our USA-based warehouse allows us to fulfill bulk orders quickly and efficiently — with ready-to-ship inventory, fast palletization, and transparent logistics support. We serve interior designers, architects, builders, property developers, cabinetmakers, and retailers across the country. No middlemen, no unnecessary delays — just direct service and responsive communication.

We offer:

  • Volume discounts for wholesale buyers and trade professionals
  • Custom sizing and finishes for project-specific needs
  • Container-load pricing and mixed-product pallets
  • Private labeling and brand support for resellers
  • Photo and video assets for your marketing materials

Whether you need 2 pieces or 200, we can support your timeline, budget, and aesthetic requirements. Many of our wholesale clients return to us for repeat projects because of our consistency, transparency, and ability to deliver exactly what we promise.

We also offer sourcing consultation — helping you select the best stone sink shapes, colors, and sizes for your target market or interior style. Our products are especially well-suited for use in:

  • Designer bathrooms and showrooms
  • Boutique hotels and eco-resorts
  • Luxury homes and custom builds
  • Wellness spas and yoga retreats
  • Commercial restrooms in natural-themed spaces

If you're looking for a long-term supplier of artisan-crafted stone products with responsive support, flexible terms, and inventory based in the USA — we’re here to work with you. Reach out via our Contact page to request a catalog, price sheet, or freight quote today.

10. Shipping & Delivery

We offer fast, secure, and reliable shipping of natural stone sinks and bathtubs across the United States and internationally. All products listed on our website are physically located in our USA warehouse and ready for dispatch — no overseas waiting, no dropshipping, no delays.

Every order is professionally packaged for transit. From individual bathroom sinks to full container loads of stone bathtubs, we use heavy-duty materials, custom crating, and palletized freight when needed. Each shipment is fully insured and includes tracking, condition documentation, and unloading support where applicable.

We ship to:

  • All U.S. states via ground or freight carrier
  • Commercial and residential addresses
  • Job sites, warehouses, retail stores, and design studios
  • International ports for containerized export (FOB or CIF terms)

For single-item purchases like a vessel sink, delivery is typically 2–5 business days within the U.S. For bulk or custom orders, we’ll prepare a detailed timeline and handle freight coordination with your receiving partner.

Key delivery features include:

  • Protective packaging with corner guards and padding
  • White glove options available in select areas
  • Liftgate service for large tubs or heavy crates
  • Signature upon delivery to confirm condition

We understand the sensitivity of working with heavy, natural materials — that’s why we invest in proper handling, routing, and communication throughout the process. You’ll receive tracking and real-time status updates once your order leaves our warehouse.

Need help coordinating delivery to a construction site, showroom, or client home? Just let us know — our team is here to assist. For shipping quotes or special requests, visit our Contact page or email us directly.

11. FAQ

What sizes are available for your stone sinks and tubs?

Our river stone sinks typically range from 14″ to 24″ in length, with widths between 12″ and 18″. Heights vary due to the natural shape. Stone bathtubs range from 55″ to 78″ long. Custom sizes can be produced on request.

Are your sinks and tubs sealed?

Yes — all interior surfaces are sealed with breathable, stone-safe, non-toxic sealants. This protects the surface from staining, enhances the color, and extends durability without altering the natural look.

Can your stone products be used outdoors?

Absolutely. Our natural stone is freeze-resistant and weatherproof. Many clients use them for outdoor spas, garden sinks, patio vanities, or outdoor showers. Be sure to let us know the use case so we can recommend the right sealant and finish.

Are your products compatible with standard plumbing?

Yes. All of our stone sinks include standard U.S. drain holes (1.5″ or 1.75″ depending on the model). Bathtubs include 2″ center or offset drain holes. We do not include hardware, but any licensed plumber can easily install them.

How heavy are the products?

Sinks typically weigh 30–70 lbs depending on size. Bathtubs can weigh between 400–1200 lbs. We ship everything with appropriate packaging, support pads, and liftgate options where needed.

How do I clean or care for the stone?

Stone is very low maintenance. Simply use warm water and mild soap. Avoid acidic or abrasive cleaners. Resealing once per year is optional but recommended for high-use sinks or bathtubs exposed to harsh water.

Can I request a specific color or stone pattern?

Yes — all listings show exact photos of the item in stock. You can also contact us to view additional photos or select by tone, shape, or texture. For wholesale and custom orders, we can match to mood boards or finish palettes.

12. Contact & Catalog

If you're ready to place an order, request a quote, or need help choosing the perfect natural stone sink or bathtub — our team is here to help. Whether you're a homeowner, interior designer, architect, or wholesaler, we provide full support and access to our USA warehouse inventory.

You can:

  • Request our full PDF catalog with high-quality product photos, specs, and pricing
  • Get expert help choosing the right sink by size, shape, or material
  • Ask about bulk orders, delivery options, and installation advice
  • Order custom pieces tailored to your interior project

Contact us today — we usually reply within 24 hours:

We speak English and Russian. Contact us anytime — let’s create something timeless and natural together.