Custom diamond engagement ring in progress at Tech Designs NY jewelry workshop in New York City’s Diamond District
ESTABLISHED TRADE CLIENTS · NEW YORK CITY

Precision Jewelry Manufacturing for Established Trade Clients

Precision CAD, 3D scanning, precious metal casting, and expert finishing for existing trade clients. We are not currently accepting new manufacturing accounts or collection-development projects. Contact by email only. Visits by appointment only.

Trusted by Professional Jewelers

30+ Years of Fine Jewelry Manufacturing Expertise

30+ Years of Fine Jewelry Manufacturing Expertise

Thousands of Custom Pieces Successfully Produced

Thousands of Custom Pieces Successfully Produced

Trade-Only Production Partner

Trade-Only Production Partner

Located in NYC's Diamond District

Located in NYC's Diamond District

The specialized support behind exceptional custom jewelry

CAD Work


Production-minded jewelry CAD design for engagement rings, heirloom redesigns, custom settings, and one-of-a-kind jewelry. Every model is engineered for successful manufacturing - not simply beautiful renderings.

CAD Capabilities

Precision 3D Stone Scanning


Accurate digital capture of loose diamonds, colored gemstones, heirloom jewelry, and existing pieces. Our precision 3D scanning creates production-ready models built around the exact dimensions of your stones.

Scanning Capabilities

Fine Jewelry Finishing


Expert stone setting, polishing, laser engraving, rhodium plating, quality control, and final finishing for one-of-a-kind engagement rings, heirloom redesigns, and custom jewelry manufactured in our NYC workshop.

Finishing Capabilities
Your name is on the finished piece

We work behind the scenes to help you deliver work you are proud to present.

Your designs, client relationships, and intellectual property remain yours. We provide the technical and bench expertise needed to execute the piece faithfully.

WHY JEWELERS CHOOSE TECH-DESIGNS NY?

Built for Exceptional Custom Jewelry

From one-of-a-kind engagement rings and heirloom redesigns to intricate custom settings, we specialize in high-value projects that require precision craftsmanship - not high-volume production.

Carefully Scheduled Production

Production is scheduled for our established trade clients. Scope, timing, and pricing are confirmed individually after technical review and before work begins.

Located in NYC's Diamond District

Operating from New York City's Diamond District, we provide jewelry CAD design, stone scanning, manufacturing, and finishing services for jewelry designers and retailers across the United States.

Complete In-House Jewelry Manufacturing

CAD Design → 3D Stone Scanning → Printing → Casting → Stone Setting → Polishing → Quality Control. Every stage is completed under one roof, ensuring greater precision, consistency, and faster turnaround.

Confidential & NDA Protected

Your designs, client relationships, and intellectual property remain protected through secure file management and strict confidentiality. Non-Disclosure Agreements are available for every project.

30+ Years of Manufacturing Excellence

For more than three decades, Tech-Designs has helped jewelry professionals bring exceptional custom pieces to life. Thousands of rings, heirloom redesigns, and one-of-a-kind creations have been produced with the precision, craftsmanship, and reliability trusted by designers throughout the industry.

Established client relationships

A Focused Trade Practice

We maintain a selective production schedule for existing trade clients, with careful workmanship, technical precision, and quality control. We are not accepting new manufacturing accounts or collection-development projects.
Existing Client Contact

Supporting Our Established Trade Clients

From our workshop in New York City’s Diamond District, we provide jewelry CAD, precision 3D scanning, printing, precious metal casting, stone setting, polishing, engraving, and final quality control for our established trade relationships. Existing clients should email project details, technical specifications, and production requests. All visits are by appointment only.

Confidentiality &

NDA

Your designs and intellectual property are always protected. Tech-Designs NY LLC works under strict confidentiality and offers a standard Non-Disclosure Agreement (NDA) for all trade partners. For your convenience, you may Download our standard NDA (PDF)

Tech-Designs NY LLC

37 West 47th Street, Suite 1500
New York, NY 10036

By appointment in New York City’s Diamond District

Monday -Friday, 9:30am - 5:30pm
Saturday - Sunday, Close