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WatchProSite|Market|Digest

Horological Meandering

Very interesting indeed, never heard about that before, good to know ! The kind of detail that differentiate Purists from non ! :D

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VINTAGE CHRONOGRAPHE

By: hmmmcamu : October 30th, 2024-01:53

EXTENDED MARKERS on subdials ...

So you're saying that people didn't always have iPhones with unlimited talk and data?

By: mdg : October 30th, 2024-02:32

...btw, did not know the navigation part : )

I didn't know either part

By: AndCavanaugh : October 30th, 2024-03:38

Thanks for sharing!

Can you elaborate on the 4 minute intervals relationship with celestial sightings?

By: GrouchoM : October 30th, 2024-04:41

Yes, cool detail.

By: amanico : October 30th, 2024-06:02

So Top Time was a desk diver from the start? 😁

By: KMII : October 30th, 2024-06:53

Thanks for the additional navigational detail - wasn’t aware of that one 👍🏻🙏🏻

Very interesting indeed, never heard about that before, good to know ! The kind of detail that differentiate Purists from non ! :D

By: montres1 : October 30th, 2024-10:54

spherical trigonometry using a chronograph (timing device)

By: hmmmcamu : October 30th, 2024-12:43

GPS has largely replaced traditional celestial navigation Consider a navigator using a chronograph to measure the time it takes for a celestial body to transit the observer’s meridian. By applying spherical trigonometry, the navigator can calculate the di...