The Illustrated Professional Dictionary of Horology is a standard work in the world of watchmaking. It contains nearly 5,000 definitions of watchmaking or related terms. Articles are supplemented by a thousand illustrations of components or tools.
The work, often referred to today as the Berner Dictionary, after its author, is also a valuable translation tool. It is reproduced in full in French, English, German and Spanish.
The electronic version of the dictionary is available here.
The book version, indispensable to any horology collection, is available at the price of CHF 250.- through our order form.