The art of Swiss Made external parts

Art and Technology
With several decades of experience in the watch making industry, Diametal now offers you ceramic parts for all your high-class collections.

By using ultra-modern production equipment to literally sculpt your external parts to the most complex forms, Diametal offers you new perspectives and the chance to achieve your most demanding projects.

Art and Materials
Diametal offers an extensive range of materials such as zirconium oxide (ZrO2), aluminium oxide (Al2O3), silicon nitride (Si3N4) or silicon carbide (SiC).
We are making constant progress with our studies of materials so Diametal can offer you the latest innovations.

Art and Expertise
Whether you require a unique creation or limited editions, Diametal offers all its know-how to guarantee you optimal quality and aesthetics for your components.

Your middles, bezels, case backs or crowns, as well as many other components such as the main plates or bars will stand out through the impeccable finishes that Diametal offers to combine for you, making your designs exceptional. Polishing, shot-blasting, sun-ray decoration and satin finishing are just a few typical examples of the vast range of techniques that we employ everyday with the same attention to detail and passion. To add the finishing touch to your designs.




Crafting of all external parts using extra-hard materials


Traditional craftsmanship for a very fine hand finish


Monolithic machining with ultramodern production means

Dimensional inspection

Adapted inspection procedures that guarantee full compliance with demanding sizing requirements

Visual inspection

Thorough visual inspection to ensure top-of-the-range parts of exceptional quality.


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