Noble shine in deep layers from Rhineland-Palatinate.

The world’s costliest raw materials in skilled hands

Jewellery has fascinated humankind for more than 100,000 years. Designing jewellery and brilliantly working precious stones and metals have thus been some of humankind’s most sought-after skills.

For more than 500 years, Idar-Oberstein has been one of the world’s most important centres of the jewellery and gemstone industry. The 350 firms and 1,500 specialist employees nowadays are part and parcel of the innovative power and history associated with the outstanding skills required to work some of the world’s costliest raw materials. Nowhere else are gemstone expertise, teaching, vocational training, production, trade, services and research activities so closely interlinked and concentrated in one place as in Idar-Oberstein.

Year after year, the unique training and study opportunities this region offers attract numerous young talents. Many institutes, teaching and research facilities and the Jewellery and Gemstone Design Department of Trier University are based in Idar-Oberstein. The high quality of the products and the know-how of these local firms are in particular demand worldwide. All possible qualities and cuts of gemstones can be found in Idar-Oberstein, and in recent decades, the existing expertise in gemstone cutting, polishing and engineering has opened up new business areas and markets, particularly in the supply field.


Key figures

Evidence of the overriding importance of the chemical, rubber and plastics industries in Rhineland-Palatinate comes from these facts and figures.

The jewelry and precious stone industry has a long history: Rhineland-Palatinate can look back on over 500 years of experience. At the same time, Idar-Oberstein is one of the world's most important centers for the jewelry and gemstone industry.

With 350 companies, the industry is an integral part of the innovative strength and history of innovation revolving around the outstanding ability to process some of the most expensive raw materials in the world.

In Rhineland-Palatinate, 1,500 skilled workers are active in the industry. Nowhere else are professional competence, teaching and training, production and trade, service and research in the gemstone industry so closely linked as here.

When dealing with the most expensive raw materials in the world, precision and experience is asked.


Talents & research

Idar-Oberstein’s unique training and study opportunities attract numerous young talents to a town where Rhineland-Palatinate’s innovative power is particularly evident. Many institutes, teaching and research facilities and the Jewellery and Gemstone Design Department of Trier University are based in Idar-Oberstein. 

Across Germany, very few colleges offer vocational training courses in the field of jewellery and gemstone design. Here, Idar-Oberstein leads the field and offers trainees a range of courses.

The Trier University of Applied Sciences in Idar-Oberstein offers both a German-language bachelor's degree and an international master's degree as well as a further education master's degree, both in English, specifically for the subject of precious stones and jewelry.


Deutsche Gemmologische Gesellschaft e. V. (DGemG)

Deutsche Gesellschaft für Edelsteinbewertung (DeGEB)

Diamantprüflabor (DPL)

Forschungsinstitut für mineralische und metallische Werkstoffe, Edelsteine/Edelmetalle GmbH (FEE)

Institut für Edelsteinforschung, Abt. Edelsteinforschung, Fachbereich Geowissenschaften der Universität Mainz

Deutsche Diamant- und Edelsteinlaboratorien GbR

Deutsche Stiftung Edelsteinforschung (DSEF) 


Exchanging experiences and know-how, maintaining contacts, opening up new business opportunities: Rhineland-Palatinate promotes networking.

Intergem Messe GmbH: Intergem is the international trade fair for gemstones, gemstone jewelry and gemstone objects and takes place in Idar-Oberstein. Goldsmiths and designers, jewelers and dealers, researchers and scientists from all over the world meet there for a professional exchange.

Industrieverband Schmuck- und Metallwaren e. V .: The Industrieverband Schmuck- und Metallwaren Idar-Oberstein e. V. has existed since 1958. It is both an employers' association with collective bargaining sovereignty for all collective bargaining and labor law issues as well as a professional association and advises its members in all areas of the industry.

    Federal Association of the Gemstone and Diamond Industry V .: The nationwide representative of the gemstone and jewelry industry with almost 100 member companies promotes the exchange on all industry-relevant topics, discusses important topics of the industry and is available as a competent contact person. The association also sees itself as a link to politics, brings its own expertise to the legislative process and is an applicant in the federal and AUMA's foreign trade fair program.

      Diamant- und Edelsteinbörse Idar-Oberstein: As the umbrella organization, the Diamond and Gemstone Bourse Idar-Oberstein (DEIO) is the connecting element between the various firms. More than 50 firms large and small are members of the DEIO, which itself is a member of the World Federation of Diamond Bourses. This is where tradition meets innovation meet and local networks internationality. DEIO is a member of the World Federation of Diamond Bourses (WFDB).

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