JDMIS — Jewellery Design & Management International School
The Atelier Sessions · Sourcing Stones & Metals

Your Price Is Decided the Day You Buy

Where do I look, who do I trust, what should I pay? Map Singapore's suppliers and the world's fairs, ask the questions that mark you as trade, and learn what a "wholesale" quote really costs you. Get the full whitepaper with the complete supplier directory, the session deck and an online mini-course.

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Sourcing Stones & Metals
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$9 SGD
US$7 / €6 — instant access

What You Get

Everything from the live session, reworked for self-study — yours to keep.

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The Whitepaper + Supplier Directory

The full Sourcing Stones & Metals reference: the local map, the fair calendar, the wholesale truth, the landed-cost maths — plus Appendix A: every Singapore supplier and trade seller, with contacts.

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The Complete Slide Deck

All 43 slides from the live session: the four channels, the trust ladder, the price ladder, the scam patterns, the walk-away signs and the sourcing compass — including the trade-delegation reels.

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The Online Mini-course

Short, hands-on lessons that walk every channel with you: vetting portals, qualifying for trade price, landing true costs — with the Atelier Pricer for the arithmetic. Plus a certificate of completion.

Why Jewellers Grab This

The makers with the best margins aren't the luckiest shoppers — they're the ones who source with a system.

Tanja M. Sadow G.J.G.

Tanja M. Sadow G.J.G.

Session Host · Award-Winning Gemmologist & JDMIS Founder

With 40+ years in the gem and jewellery industry, Tanja has trained specialists for Cartier, Louis Vuitton, Hermès and Sotheby's, and founded both JDMIS and the Creative Jewellery Studio. She hosts the Sourcing Stones & Metals Atelier Session and curates the graduate supplier directory.

Get Your Access Now

Instant access to the whitepaper with the supplier directory, the full deck and the online mini-course.

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Questions

The Sourcing Stones & Metals whitepaper (PDF) with the full Singapore supplier directory, the complete 43-slide deck from the live session, and an online mini-course at learn.jdmis.edu.sg — everything is yours to keep.
It is the directory JDMIS gives its graduates: every local specialist by category — stones, metal, tools, instruments, packaging, drafting — plus the international trade sellers, with addresses, websites and notes on who qualifies for accounts. Verified August 2026.
Yes — the channel-by-channel guide covers portals, gated trade sellers and the great fairs (Hong Kong, Tucson, Bangkok), including portal vetting, fair craft and how to join the JDMIS trade delegation to Hong Kong.
You get an instant one-click learning link by email (plus your account details if you're new to JDMIS online learning). The whitepaper, the deck and the mini-course live inside your course.
Same content, restructured for self-study — plus the whitepaper written as a reference you can keep coming back to, with the question bank and fair calendar ready to screenshot.