Independents
Explore the Principia, an independent watchmaking marvel, through orangedial's captivating photography and community insights on WatchProSite. Discover its unique design.
22 replies2126 views
Independents
John HS presents his 1941 Grönefeld Principia with a new strap. Explore community reactions to its unique design and how customization influences its perception among collectors.
18 replies860 views
Collection
Explore the Grönefeld Principia, a favorite among collectors, as aperna shares his experience. Discover community insights and atelier visits.
23 replies2444 views
Special indeed.
Does anyone know if this piece is steel or a PM? Perhaps platinum, wow.
I love it, I can see why it sold out so quickly…congratulations
Mine says Hello, I’m glad I got mine when I did 1 0f 10…Jim ...