

So the vickers hardness of this material is lower than ceramic but it does not shatter on impact. Lightness is a pretty obvious characteristic, but another one I learned about was related to shocks and scratches, clearly something you never look forward to but which inevitably happens. Previously we'd only seen this in the El Primero Range-Rover Limited Edition, but now its going main line.Īnd, because you know my curiosity, I grilled the product development team on the advantages and drawbacks of such a case. Basically you can understand it as a fine ceramic coating over an aluminum base. Yet, the most modern feature is clearly the case material, a black ceramicised aluminum. The two new Zenith El Primero 36,000 vph (36,000 vibrations per hour being the beat rate of the caliber), are both the middle 42mm size.
