Gemstone jewelry continues to be an important category for jewelry brands, designers, boutiques and retailers across the United States. From emerald, ruby and sapphire fine jewelry to turquoise, malachite, lapis lazuli and onyx collections, colored gemstones allow brands to create distinctive products across multiple price points.

However, producing high-quality gemstone jewelry requires more than standard jewelry manufacturing.

Manufacturers must understand gemstone sourcing, cutting, calibration, setting, metalwork, finishing and quality control. For unusual collections, brands may also require custom stone cutting or gemstone carving.

This 2026 guide explores gemstone jewelry manufacturers and production partners serving US businesses and explains what brands should consider before selecting a manufacturing partner.

What Is a Gemstone Jewelry Manufacturer?

A gemstone jewelry manufacturer specializes in producing jewelry incorporating natural, lab-grown or other specified gemstones.

Depending on the manufacturer, capabilities may include:

• Gemstone sourcing
• Custom gemstone cutting
• Calibrated stones
• Cabochon cutting
• Gemstone carving
• CAD design
• Gold jewelry manufacturing
• Sterling silver manufacturing
• Casting
• Stone setting
• Pave setting
• Bezel setting
• Prong setting
• Engraving
• Polishing
• Plating
• Private label manufacturing
• OEM production
• Wholesale manufacturing

For brands producing gemstone-heavy collections, working with a manufacturer that understands both stones and finished jewelry production can simplify the supply chain.

Top Gemstone Jewelry Manufacturers Serving USA Brands

The following includes US manufacturers and international production partners relevant to American jewelry businesses. It should be treated as a sourcing guide rather than an objective ranking.

1. The United Jewelry – Jaipur, India

The United Jewelry is a custom gemstone jewelry manufacturer and exporter based in Jaipur, India, serving jewelry brands, designers, retailers and wholesale buyers internationally.

Its location in Jaipur provides access to one of India’s major gemstone and jewelry manufacturing ecosystems.

Manufacturing capabilities include:

• Custom gemstone jewelry
• Custom gemstone carving jewelry
• Gold jewelry
• 925 sterling silver jewelry
• Pave diamond jewelry
• Gemstone rings
• Gemstone earrings
• Pendants
• Necklaces
• Bracelets
• Charms
• Custom clasps
• CAD development
• Casting
• Stone setting
• Engraving
• Enamel
• Polishing
• Plating
• Private label
• OEM
• Wholesale production

Brands can develop collections from sketches, reference images, CAD files, physical samples or original concepts.

The company works with a broad variety of colored stones and custom gemstone-based designs.

Best for: Custom gemstone jewelry, gemstone carving, gold/silver manufacturing, private label and wholesale collections.

Manufacturing location: Jaipur, India

Markets: USA and international brands

2. Stuller – Lafayette, Louisiana

Stuller is one of the best-known suppliers and manufacturing-service providers in the US jewelry industry.

Its extensive gemstone inventory and custom design/manufacturing infrastructure make it particularly relevant to professional jewelers.

Stuller provides access to:

• Gemstones
• Diamonds
• Settings
• Mountings
• Findings
• CAD/CAM
• Casting
• Custom design services

Best for: Professional jewelers requiring gemstones, mountings and domestic manufacturing support.

Location: Lafayette, Louisiana

3. Hoover & Strong – Richmond, Virginia

Hoover & Strong is a US precious-metal refiner and jewelry-industry supplier with custom casting and manufacturing capabilities.

Its services are relevant to designers and jewelers producing custom fine jewelry, including gemstone-set pieces.

The company is also well known for recycled precious metals.

Best for: Custom casting, precious-metal manufacturing and responsible-material-focused brands.

Location: Richmond, Virginia

4. Casting House – Chicago, Illinois

Casting House provides custom jewelry manufacturing from Chicago.

Its production services support jewelers and businesses developing custom products and collections.

Brands can use services such as:

• CAD
• Casting
• Custom manufacturing
• Stone setting
• Finishing
• Private-label production

Best for: Domestic custom gemstone and fine-jewelry manufacturing.

Location: Chicago, Illinois

5. PSM Jewels – New York

PSM Jewels combines jewelry manufacturing with diamond and gemstone expertise.

One particularly relevant capability is custom stone cutting, which can be valuable for brands creating products around unusual gemstone shapes.

Its production process includes design, CAD, casting, stone setting, finishing and quality control.

Best for: Custom gemstone cuts, diamonds and private-label/OEM jewelry.

Location: New York, USA

6. Galapo Diamonds – New York

Galapo Diamonds works with diamonds, precious gemstones and bespoke jewelry manufacturing.

Its manufacturing services include CAD development, casting, stone setting, polishing and finishing.

This makes it relevant for fine-jewelry businesses developing gemstone and diamond collections.

Best for: Bespoke fine jewelry, diamonds and precious gemstones.

Location: New York, USA

7. Albert David Pearls & Gems – New York

Albert David Pearls & Gems supplies the jewelry trade and offers wholesale, private-label and custom-design services.

Its combination of gemstones, pearls and jewelry production can be useful for retailers that need both ready-made and customized collections.

Best for: Fine gemstone jewelry, pearls, private label and wholesale.

Location: New York, USA

8. Rio Grande – New Mexico

Rio Grande is a major supplier to jewelers and jewelry makers in the United States.

Its ecosystem includes gemstones, precious metals, findings, tools and jewelry-production supplies.

While its model differs from a conventional full-service factory, it is an important sourcing and production resource for independent jewelers and studios.

Best for: Independent jewelers, materials, gemstones and production supplies.

Location: Albuquerque, New Mexico

9. American Gem Trade Association Members

The American Gem Trade Association represents businesses involved in natural colored gemstones and cultured pearls.

For jewelry brands searching for gemstone suppliers and specialist businesses, AGTA’s industry network can be a useful sourcing resource.

Best for: Colored gemstone sourcing and trade connections.

Market: USA

10. New York Diamond District Manufacturers

New York’s Diamond District contains a concentrated network of gemstone dealers, diamond suppliers, CAD specialists, setters and jewelry manufacturers.

Brands can use this ecosystem to coordinate multiple stages of fine gemstone jewelry production.

Best for: Diamond, precious gemstone and fine-jewelry projects.

Location: New York City

11. Columbia Gem House – Washington

Columbia Gem House is known in the US colored-gemstone industry for gemstone sourcing, cutting and supply.

For brands where traceability and gemstone origin are important, specialist gemstone companies can play a critical role alongside the finished-jewelry manufacturer.

Best for: Colored gemstones and responsible gemstone sourcing.

Location: Washington, USA

12. Parlé – Idaho

Parlé is a US gemstone company with a long history in colored stones and jewelry-industry supply.

Its gemstone expertise can be valuable to designers and retailers developing collections around sapphires and other colored stones.

Best for: Colored gemstone sourcing for fine-jewelry collections.

Location: Idaho, USA

13. Mayer & Watt – Kentucky

Mayer & Watt is an established colored gemstone supplier serving the jewelry trade.

Its inventory and sourcing expertise make it relevant for custom jewelers that need distinctive colored gemstones for one-of-a-kind or limited-production pieces.

Best for: Fine colored gemstones and designer jewelry sourcing.

Location: Kentucky, USA

14. Omi Gems – California

Omi Gems specializes in fine colored gemstones and supplies jewelry professionals.

The company is particularly associated with higher-end gemstones suitable for fine and luxury jewelry.

Best for: Premium colored gemstones and luxury jewelry projects.

Location: California, USA

15. Jaipur Jewelry – India / USA

Jaipur Jewelry combines a US presence with manufacturing operations in Jaipur.

Its manufacturing capabilities include sterling silver, gold, gemstones, OEM/ODM and private-label production.

Best for: Gemstone jewelry manufacturing for US wholesale and branded collections.

Manufacturing: Jaipur, India

16. Eon Gems – Jaipur, India

Eon Gems manufactures gemstone and precious-metal jewelry for international brands.

Its production includes sterling silver, gold, gold vermeil, natural gemstones, lab-grown gemstones and enamel products.

Best for: Gemstone wholesale, private label and custom collections.

Manufacturing: Jaipur, India

17. Akrati Jewels – Jaipur, India

Akrati Jewels provides jewelry manufacturing for international brands from Jaipur.

Its manufacturing capabilities cover design development, casting, gemstone setting, polishing and finishing.

Best for: Custom gemstone, OEM/ODM and scalable production.

Manufacturing: Jaipur, India

18. Aariana Jewels – Jaipur, India

Aariana Jewels manufactures gold and silver jewelry using precious and semi-precious gemstones.

Its manufacturing model includes custom/OEM development for international jewelry businesses.

Best for: Fine gemstone, gold and silver jewelry.

Manufacturing: Jaipur, India

19. Jaipur Gemstone Cutting & Jewelry Workshops

Jaipur contains a broad network of specialist gemstone cutters, carvers and jewelry workshops.

For collections requiring unusual stone shapes, cabochons or carvings, this production ecosystem can provide capabilities that may be difficult to source from a general jewelry factory.

Best for: Custom cuts, carved stones and specialty gemstone collections.

Location: Jaipur, India

20. Custom Gemstone Carving Manufacturers

Gemstone carving is a particularly specialized segment of jewelry manufacturing.

Instead of setting only standard faceted stones, these manufacturers can develop carved components such as:

• Hands
• Leaves
• Flowers
• Animals
• Symbols
• Hearts
• Faces
• Amulets
• Custom brand motifs

These carved stones can then be combined with gold, sterling silver, diamonds and other gemstones to create distinctive jewelry.

Best for: Brands seeking highly differentiated gemstone collections.

Popular Gemstones for Jewelry Manufacturing

The right gemstone depends on the brand’s design language, price point and target customer.

Popular options include:

Emerald

Emerald is widely used in fine jewelry and can be paired with gold, diamonds and other precious stones.

Ruby

Ruby is commonly used in fine rings, earrings, pendants and statement pieces.

Sapphire

While blue sapphire is the best-known variety, sapphires occur in multiple colors and can support a broad range of jewelry designs.

Turquoise

Turquoise is popular in bohemian, contemporary and carved gemstone jewelry.

Malachite

Malachite’s distinctive green banding makes every stone visually different.

It is frequently used in pendants, rings, earrings, inlay work and carved components.

Lapis Lazuli

Lapis lazuli provides a strong blue appearance and is suitable for cabochons, carvings and statement jewelry.

Black Onyx

Black onyx works particularly well in modern, men’s, signet and symbolic jewelry.

Tiger Eye

Tiger eye’s natural chatoyancy makes it popular for men’s jewelry, pendants, beads and carved designs.

Carnelian

Carnelian provides warm orange and red tones and is commonly used in cabochons and carved gemstone designs.

Natural vs Lab-Grown Gemstones

Brands should clearly specify whether their collections require:

• Natural gemstones
• Lab-grown gemstones
• Treated gemstones
• Synthetic stones
• Simulants

These categories are not interchangeable.

Manufacturers and brands should also ensure that gemstone descriptions and treatment disclosures are accurate for the markets where products will be sold.

Custom Gemstone Cutting

Standard calibrated gemstones work well for many commercial jewelry designs.

However, custom collections may require unique:

• Shapes
• Sizes
• Faceting patterns
• Cabochons
• Inlays
• Carvings

Custom stone cutting can allow a brand to develop products that are more difficult for competitors to reproduce using standard commercial stones.

Gemstone Carving Jewelry Manufacturing

Gemstone carving combines lapidary work with jewelry manufacturing.

A typical workflow may look like:

Design → Stone Selection → Carving → CAD → Metal Production → Setting/Assembly → Finishing → QC

This requires close coordination between the stone carver and jewelry manufacturer.

For this reason, manufacturing centers with both gemstone and jewelry expertise can be particularly useful.

Gold vs Sterling Silver for Gemstone Jewelry

Gold

Gold is commonly selected for fine and luxury gemstone jewelry.

Typical options include:

• 10K
• 14K
• 18K
• 22K

Gold can be produced in yellow, white and rose variations depending on alloy and production requirements.

925 Sterling Silver

Sterling silver can provide a more accessible price point and works with a broad range of colored gemstones.

It is particularly useful for:

• Larger statement pieces
• Fashion gemstone collections
• Carved gemstone jewelry
• Boutique collections
• Entry-level products

Brands may use both metals to create multiple price tiers from similar design concepts.

How to Choose a Gemstone Jewelry Manufacturer

1. Check Gemstone Experience

A manufacturer that produces plain metal jewelry is not automatically a gemstone specialist.

Ask for examples of similar gemstone work.

2. Ask Who Sources the Stones

Determine whether:

• You supply the gemstones
• The manufacturer sources them
• A separate gemstone supplier is used

Also establish quality specifications before production.

3. Check Custom Cutting Capabilities

If your design uses unusual stone shapes, confirm custom-cutting capabilities before finalizing CAD.

4. Check Stone Setting

Different designs may require:

• Prong setting
• Bezel setting
• Pave
• Channel setting
• Flush setting
• Inlay

Make sure the manufacturer has experience with the required technique.

5. Develop Samples

Before bulk production, inspect a physical sample for:

• Stone color
• Stone size
• Setting
• Metal finish
• Dimensions
• Weight
• Plating
• Overall appearance

Gemstone Jewelry Manufacturing for Small Businesses

Startups should avoid creating too many gemstone variations at once.

A practical launch strategy might be:

5 core designs × 2–3 gemstone options

This creates variety without generating an excessive number of SKUs.

After launch, brands can expand the gemstone combinations that perform best.

Private Label Gemstone Jewelry

Private-label manufacturing can allow a business to create gemstone jewelry under its own brand.

Customization may include:

• Original designs
• Gemstone combinations
• Custom cuts
• Metal
• Plating
• Logo engraving
• Packaging

This is particularly useful for brands that want to build recognizable products rather than reselling generic wholesale jewelry.

USA vs Jaipur for Gemstone Jewelry Manufacturing

USA

US production can provide benefits such as:

• Easier factory communication
• Domestic logistics
• Physical access to workshops
• Strong fine-jewelry infrastructure

New York is particularly important for diamonds and fine gemstones.

Jaipur

Jaipur provides an unusually concentrated ecosystem combining:

• Gemstone trading
• Cutting
• Polishing
• Carving
• Jewelry manufacturing
• Stone setting

This can be valuable for collections where gemstones are central to the design rather than simply an added component.

Questions to Ask a Gemstone Jewelry Manufacturer

Before production, ask:

1. Which gemstones do you work with?
2. Do you source gemstones in-house?
3. Can you work with customer-supplied stones?
4. Do you provide custom gemstone cutting?
5. Can you create gemstone carvings?
6. Which metals do you manufacture?
7. What stone-setting methods do you offer?
8. Can you develop CAD from a sketch?
9. What is your MOQ?
10. Can I approve samples?
11. Do you offer private-label manufacturing?
12. Do you offer OEM manufacturing?
13. How are gemstones matched for production?
14. How do you perform quality control?
15. Can you scale repeat orders?
16. Can you ship to the USA?

Final Thoughts

Choosing among gemstone jewelry manufacturers serving the USA requires more than comparing prices.

Brands should evaluate gemstone expertise, sourcing, custom cutting, stone setting, metal manufacturing, quality control, MOQ, communication and production capacity.

US manufacturing centers such as New York provide access to an established fine-jewelry and gemstone trade, while international manufacturing centers such as Jaipur offer a deep ecosystem for colored gemstones, custom cutting, carving and jewelry production.

For brands developing custom gold, 925 sterling silver, pave diamond, colored gemstone or carved gemstone jewelry, The United Jewelry provides custom, wholesale, private-label and OEM manufacturing from Jaipur, India.

Brands can begin development using sketches, reference images, CAD files, physical samples or original concepts.

Frequently Asked Questions

What is a gemstone jewelry manufacturer?

A gemstone jewelry manufacturer produces jewelry incorporating gemstones and may provide services such as sourcing, cutting, CAD, casting, setting and finishing.

Which gemstones are popular for custom jewelry?

Popular choices include emerald, ruby, sapphire, turquoise, malachite, lapis lazuli, black onyx, tiger eye and carnelian, among many others.

Can jewelry manufacturers custom-cut gemstones?

Some can. Custom gemstone cutting is a specialized capability, so it should be confirmed before development begins.

Can gemstones be carved into custom shapes?

Yes. Suitable gemstone materials can be carved into symbols, animals, hands, flowers and other forms, although feasibility depends on the stone and design.

Is Jaipur known for gemstone jewelry manufacturing?

Yes. Jaipur is an established international center for colored gemstones, cutting and jewelry manufacturing.

Can US jewelry brands manufacture gemstone jewelry in India?

Yes. US businesses can work with international manufacturers, subject to applicable importing, customs, duties and regulatory requirements.

Can I create private-label gemstone jewelry?

Yes. Private-label manufacturers can potentially develop original gemstone collections carrying the buyer’s branding.

Should I approve gemstones before bulk production?

For collections where stone color, pattern or quality is important, establishing an approved standard or sample before production is strongly recommended.

Is sterling silver suitable for gemstone jewelry?

Yes. 925 sterling silver is widely used with colored gemstones and can provide a more accessible price point than solid gold.

What should I send a manufacturer for a custom gemstone design?

Ideally provide a sketch or reference image, dimensions, preferred gemstone, metal, quantity, finish and any branding requirements.