co 1 chronograph Automatic The models display exquisite elegance

The models display exquisite elegance with details such as Roman numerals and a traditional Le Locle signature which complete the picture of classical chic

Éclairage autonome Luminox

just like a technological armor

using Citizen’s Eco-Drive sustainable technology

co 1 chronograph Automatic The models display exquisite eleganceThe CO 1 Chronograph combines professional grade engineering with striking aesthetics. Built from lightweight titanium with a robust 45mm case, this timepiece delivers 1000M water resistanceideal for diving and extreme conditions. The precision quartz chronograph movement tracks split seconds with accuracy, while the rotating ceramic bezel and helium valve ensure reliability in demanding environments. A brilliant blue dial contrasts beautifully