HISTORY

10:10HISTORICAL FEATURESW'NEWS

Auction: L. Leroy et Cie, Paris n°18902, unique Observatory chronometer 1st prize, gold medal

Antiquorum, November 6th 2022. Specially crafted for scientific purposes to measure several intervals to the 10th of a second at the same time, this precious timepiece endowed with a high-frequency…
10:101stHISTORICAL FEATURESFAMOUS WATCHMAKERSW'NEWS

Antiquorum’s Record! A splendid ultra-complicated watch of Henri Grandjean, founder of the Neuchâtel Observatory, hit the auctions market

It rocked! This gold pocket watch with eight complications rarely combined in a single piece is one of the most complex ever made by Henri Grandjean. This chronometric treasure was back…
10:10FAMOUS WATCHMAKERSHISTORYWHO’S

Swiss Parliament, the watchmaker Henri Grandjean on the National Council

As the official website of the Swiss Confederation states, the watchmaker and builder Henri Grandjean was twice elected to the National Council in addition to his Neuchatel political involvement in…
10:101stHISTORICAL FEATURESJSH® PRINT

Jubilee Witschi, the institution with a future

Viewed at EPHJ 2022. In 1947, Paul Witschi was developing the world’s best measuring instruments for watches. 75 years later, the company has never been more synonymous with innovative reliability.…
10:10BRANDS LIFEHISTORICAL FEATURESMODELS & COLLECTIONSMOVEMENTOPINION

ArtyA Son of Sound ‘Union Jack’ chronograph appears in Paris Match French Magazine

It needed to be daring! This shape embodies the upper end of an instrument’s neck, where everything is harmonized and tuned. Yvan Arpa, a rock’n’roll figure of an inventive and…
10:101stBRANDS LIFEHISTORICAL FEATURES

Patek Philippe, remnants of an electronic timelessness

On auction websites, Patek Philippe radio-controlled timekeeping units are still in circulation. They can also be found from time to time in watch factories. Joël A. Grandjean, JSH Magazine &…
10:10EVENTS & PEOPLEFAMOUS WATCHMAKERS

Gaïa 2021, the supreme honor of watchmaking

The winners are Carole Kasapi (Craftsmanship Creation), Eric Klein (Entrepreneurship) and Anthony Turner (History Research). Registration for the award ceremony is open, on Thursday, September 16 at 6:30 pm at…
10:101stBRANDS LIFECRAFTSECO NEWSFAMOUS WATCHMAKERSJSH® PRINTWHO’S

The Luc Tissot visionary, watchmaking-Medtech wisdom

Better than anyone else, the descendant of the Tissot brand dynasty embodies the ideal economic scenario: being able to use a second growth sector during a crisis, in order to…
10:10CRAFTSEVENTS & PEOPLEFAMOUS WATCHMAKERSOPINIONTime MattersWHO’S

“Time matters”: Rodolphe Cattin, a visual person

Before him, the designer’s job had never had a name in watchmaking. Those artists who did have a name used to sell their drawings anonymously to both the brands and…
10:10EVENTS & PEOPLEFAMOUS WATCHMAKERSMARKETS

Auction in Hong Kong: Neuchâtel deprived of three heritage treasures?

On April 25, 2021, under the auspices of Antiquorum, three gousset watches of priceless heritage value for the canton of Neuchâtel may evaporate in Hong Kong: Ditisheim, Breguet, Grandjean, three…

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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