Frederique Constant FC-310MCK5B6 Classic Heart Beat 40mm Chronograaf Comfortable and stylish

Comfortable and stylish

without the stiffness you encounter with many other NATO straps

Protection is abundant: sapphire glass

Mineral glass and water resistance up to 10 bar make it suitable for daily use

Protection is not lacking: mineral glass and water resistance up to 3 bar

Frederique Constant FC-310MCK5B6 Classic Heart Beat 40mm Chronograaf Comfortable and stylishFrederique Constant was founded in Geneva in 1988 with one goal: to make Swiss watchmaking accessible without compromising on craftsmanship. This is reflected here in a round 40 mm silver stainless steel case, set against a black dial. It is powered by a Frederique Constant automatic movement (calibre FC 303), offering a power reserve of 38 hours and 26 jewel bearings. The automatic movement is wound by the movement of the wrist and therefore requires