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MJSA is the trade alliance dedicated to professional excellence in jewelry making and design. By tapping into the collective strength of our community, MJSA members find the expertise, connections, and support needed to maintain quality, reach new customers, and succeed.

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Featured News

New from MJSA Press: The MJSA Guide to Subcontracting »

Now Available: The MJSA Guide to Subcontracting unpacks the search and selection process to ensure nothing is overlooked, explores contract issues and other legal considerations, and offers advice for how to create working relationships that … well, work. This digital publication is free to MJSA Members. Click Here for Details!

MJSA Journal: January 2023 »

Online this month: Three cases studies of jewelers who brought new tools to market, tips for overcoming production inefficiencies, practical advice on employee engagement and motivation, and more. Read the articles.

MJSA Design Challenge 2023: Responsibly Sourced Designs »

A newly divorced mother of two excited to start the second chapter of her life is the center of MJSA Design Challenge 2023: Responsibly Sourced Designs. The challenge annually asks several designers to render a custom piece of jewelry based on a fictional story, and to incorporate into that piece a selection of responsible gems contributed by the project’s sponsor, Columbia Gem House. Click Here for Details.

MJSA Expo: Register Now! »

Registration for MJSA Expo 2023 is open. Join us March 5–7 at the Javits Center in New York City and shop for the latest tools, supplies, gemstones, technologies, and more. Everything you need to make and sell great jewelry! Register to Attend.

Promotions from MJSA Members

MJSA Member Showcase

Dr. Watson Lab-Grown Diamond Detector

January 16, 2023

Using the same technology as Yehuda’s Sherlock Holmes 2.0 diamond detector, the Dr. Watson lab-grown diamond detector from Yehuda has a loose diamond area measuring 1.5 inches by 2.5 inches that allows the device to scan approximately 50 carats of loose diamonds at one time. Designed to be lightweight and portable, the device can check up to six rings at once. Users can store about 1,000 screening test results, along with lab reports, appraisals, photos, SKUs, customer information, and more, in the cloud; additional cloud storage is available for a fee. Powered by a rechargeable battery, the detector comes with a one-year warranty. Available from MJSA member A&A Jewelry Supply •


Gray Pearl Drop Necklace

January 16, 2023

Carved 5.5 mm gray pearls create a tight, 12 inch circle around the neck before dropping down 5 inches and ending with a 17 mm pearl. It is secured with a sterling silver S-hook clasp that features a flower on top. Available from MJSA member Norma Wellington