Casting Houses in New York City

New York City is home to a concentrated network of jewelry casting houses that serve designers, manufacturers, and brands at every scale. These specialized facilities transform raw metal alloys and design files into finished cast components, forming a critical link between concept and finished jewelry piece.

Casting houses primarily use the lost-wax casting method, a centuries-old technique adapted for modern production through the integration of CAD files and 3D-printed models. Molten metal is poured into precision molds derived from wax patterns, producing components that closely match the original design with minimal finishing required.

New York City’s Diamond District, concentrated along 47th and 48th Streets in Midtown Manhattan, hosts a dense cluster of casting services alongside stone dealers, bench jewelers, and finishing houses. This proximity allows designers and brands to manage multiple production steps within a few city blocks, often within the same business day.

The Role of Casting Houses in the Jewelry Production Pipeline

Casting houses sit at the manufacturing core of the jewelry supply chain. After a designer completes a CAD file or physical model, the casting house produces the metal components that become the foundation of the final piece. For small studios, a casting house replaces the need for in-house metalworking equipment. For larger brands, casting houses provide the volume capacity and alloy expertise needed for consistent production runs.

Many NYC casting houses have expanded their services to include finishing, polishing, and quality control, effectively functioning as full-service manufacturers. This evolution reduces the number of vendors a brand needs to coordinate, streamlining timelines and reducing logistics complexity. The concentration of these services within the Diamond District makes New York one of the most efficient cities in the world for jewelry production.

Directory of Casting Houses in New York City