EPHJ2024

June 24th to 26th 2024, the atomic Time in Neuchâtel

This hasn’t happened for 10 years! All the major players in atomic time measurement will be back in the city on the lake: more than 400 international luminaries. By Albert-J.…

JSH Archives: Nobel Prize winner Guillaume, 1st SSC honorary member

In the December 1924 issue of Switzerland’s oldest watchmaking journal, the JSH: it’s 2 months after Saturday 4 October 1924, when the Société Suisse de Chronométrie was established in Geneva.…

In Saint-Imier, the Froidevaux group’s steel

His CDH20.20 steel releases so little nickel that it cannot be allergenic. When it comes to sharing his knowledge of steelmaking, Henri Machwirth combines his specialist skills with a hefty…

The Urwerk AMC, atomic time encapsulated on the wrist

Housed in a watch connected to a suitcase that looks like a president’s with the ultimate weapon, the atomic precision that Félix Baumgartner and Martin Frei celebrate manages to transfer…

In 1941, Universal in JSH: new factory in Les Pont-de-Martel

Just as the brand has been bought by Breitling, the Swiss watchmaking journal JSH digs up a historical treasure: this article appeared in its Basel Fair special edition of January-February…

MB&F: HM11, the first Machine inspired by architecture

According to the famous Swiss architect Le Corbusier, “une maison est une machine à habiter“ (a house is a machine to live in). The Machines of MB&F are habitable; the…

Watch Certificate et Laurent Ferrier: partenariat stratégique

Watch Certificate™, principal fournisseur mondial de passeports numériques des montres, annonce une collaboration stratégique avec l’horloger Laurent Ferrier. Une étape significative dans le développement de Watch Certificate et la confiance…

Carbon-neutral gold: reassuring ingots!

This article appeared in the June 2023 issue of JSH. A mechanical watch? It’s easy to repair over 50 years after manufacture, and we’re reluctant to throw it away because…

2023 Geneva Grand Prix: a crown for independents!

Sven Andersen didn’t make the podium with his rather sober “Jumping Hours Rising Sun Edition” in platinum, but shared the Jury’s special prize with Vincent Calabrese: in 2025, their baby…

Dr. Helmut Crott, a memorable birthday video

On Thursday, November 2, 2023, at the Restaurant “Il Salento” in Genève-Acacias, a rare gathering of horological icons was reached. Dr. Helmut Crott, the world-renowned expert and father of watch…

Recents posts

Le cadran, par le Dr. Helmut CROTT

The work of a lifetime, the book “Le Cadran” by Dr. Helmut Crott (edited by Joël A. Grandjean), the history of the dial in the 20th century, the prestigious history of the Stern dials and of a family that took over the Patek Philippe brand

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