First Look – The Double-Signed Zenith G.F.J. Calibre 135 with Naoya Hida & Co.

When Zenith, celebrating its 160th Anniversary, revived the Calibre 135 in 2025 with the launch of the G.F.J. collection, the manufacture brought back one of the most important precision movements, a calibre that dominated observatory chronometry competitions throughout the 1950s and remains the most awarded movement of its kind. Taking the story in an unexpected […]