four generations

A family business

Our history

Karl August Mohr began his apprenticeship as an agate and diamond cutter in Mackenrodt near Idar-Oberstein in 1907.

After serving as a soldier in the First World War, he founded a gemstone-cutting business in 1921, specializing in the cutting of quartz and agates – the start of a tradition that lives on to this day.

Join us on the journey.

Karl August Mohr

Milestones

A journey through four generations

1907

The Beginning

Karl August Mohr begins his apprenticeship as an agate and diamond cutter in Mackenrodt near Idar-Oberstein.

1921

Founding

Founding of the gemstone cutting business. Specialization in cutting quartz and agate.

1945

A New Direction

The focus shifted to diamond cutting. His son Günther expanded the business to include the trade and cutting of colored gemstones.

1958

International Contacts

Günther marries Gudrun Schuhmacher. Together, they establish valuable international contacts in South America, Sri Lanka, and Africa.

1983

3rd Generation

Thomas Mohr, the son of Gudrun and Günther, joins the family business.

1995

New Strength

Thomas is marrying Martina Diederichs, who brings international experience to the marriage thanks to her work at the Federal Foreign Office.

2020

4th generation

Nicolas Mohr, the son of Thomas and Martina, officially joins the company after completing his business administration studies in Trier and Copenhagen. He then completes an apprenticeship as a gemologist at the German Gemmological Society in Idar-Oberstein.


Nicolas Mohr

Gemmologist, M.T. Mohr GmbH

Present

Together into the future

Together, they are shaping the future of the company and guiding its continued development with a team of more than 20 employees.

In constantly changing times, it is important to maintain a clear focus on what defines our company: precise gemstone cutting, customized production, and the use of carefully selected high-quality rough stones.

  • The company’s own gemstone cutters enable individual production and a high degree of flexibility.
  • We travel throughout Germany and neighboring countries each week, presenting a high-quality collection of colored gemstones. Appointments to view our collection can be arranged at any time.
  • Our office is available Monday to Friday and is happy to assist with any inquiries.
  • A large showroom at our premises provides a comprehensive overview of our product range and craftsmanship.

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