
R's acquisition of the Grönefeld One Hertz 1912 offers a rare glimpse into the world of independent haute horlogerie. This piece is particularly significant as it represents a unique approach to horological mechanics, making it a highly coveted addition for any serious collector. R's decision to share this personal milestone underscores the enduring appeal and technical mastery embodied by Grönefeld.



wish I had the wrists to wear it.
Can you explain what the 1 hertz is referring to…which cycle frequency exactly?
Your photos do the watch justice. Lovely early piece Gronie. Wear it in good health
But the back is wow. The movement looks insane.
That’s some high level Horology right there!
You know how i envied you when you told me you bought it 😉 . A true beauty and one i hope too add one day 🙏🏻 Personal watch from Tim
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