About Us

M.T.Mohr can look back on almost 100 years of business history, being managed in its 4th generation.

Our company was founded in Rötsweiler, which is close to Idar-Oberstein, back in 1921.


Our head office is divided in 3 sections. The office, lapidary and showroom.

An in-house lapidary enables us to produce efficiently and furthermore improves the implementation of your requests.

Long-term business relationships, outlasting generations, enable a reliable supply of goods and a reliable production.



Our traveling salesmen would be pleased to meet you in person.

They offer professional advice and give you an overview of our assortment right in your office.





We offer a wide range of jewellery and rough stones.

Our warehouse comprises gemstones in various colors, sizes, cuts and shapes. Our assortment contains low-cost gemstones as well as high quality gemstones.

Our webshop offers a great part of our stock and newest goods, being improved on a daily basis.



Smooth polished cabochons, teardrops and beads are available, as well as faceted gemstones in standard or special cuts and delicate engravings.

Whether you are interested in single stones or large volume orders, natural or synthetic gems, all gemstones in stock are available for immediate delivery.

Gemstones being not on stock and special requests will be produced in-house or in our lapidary in Sri Lanka.