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Lexicon article of the week
Mohs hardness scale — in short Mohs
The so-called Mohs scale assigns the numbers from 1 to 10 to the material hardness 1 for the softest, 10 for the hardest. It is named after the German geologist and mineralogist Friedrich Mohs (1773-1839). Mohs scratched different minerals against each other and so aligned them according to their hardness. Mohs (MOH) therefore holds as a measuring unit for the material hardness …
Watch Knowledge
![[[:Oscillating system]] of a mechanical watch (click to enlarge!)](/lib/exe/fetch.php?tok=a94d35&media=https%3A%2F%2Fwww.uhren-wiki.com%2Fimages%2FSchwingsystem.jpg "[[:Oscillating system]] of a mechanical watch (click to enlarge!)")
Oscillating system of a mechanical watch
Maintenance
![[[:Gerd-Rüdiger Lang]], founder of [[:Chronoswiss]] (click to enlarge!)](/lib/exe/fetch.php?tok=7ac690&media=https%3A%2F%2Fwww.uhren-wiki.com%2Fimages%2FLang_Gerd-R%C3%BCdiger.jpg "[[:Gerd-Rüdiger Lang]], founder of [[:Chronoswiss]] (click to enlarge!)")
Gerd-Rüdiger Lang, founder of Chronoswiss
- Abraham-Louis Breguet Most important watchmaker in the history of horology and a great inventor
- Ferdinand Adolph Lange Founder of A. Lange & Söhne in Glashütte
- Hans Wilsdorf Founder of Rolex
- Helmut Sinn Founder of Sinn Spezialuhren Frankfurt
- Gerd-Rüdiger Lang Founder of Chronoswiss
- Nicolas G. Hayek Important watch business man (Swatch)
![[[:Hublot Big Bang King "Porto Cervo"]] with case in [[:red gold]]/[[:ceramic]] (click to enlarge!)](/lib/exe/fetch.php?tok=acd4eb&media=https%3A%2F%2Fwww.uhren-wiki.com%2Fimages%2FHublot_Big_Bang_King_Porto_Cervo.jpg "[[:Hublot Big Bang King \"Porto Cervo\"]] with case in [[:red gold]]/[[:ceramic]] (click to enlarge!)")
Hublot Big Bang King "Porto Cervo" with case in red gold/ceramic
© Hublot
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