The Calibre 17 is an ETA 2894-2, the base movement used for other TAG Heuer calibers like the Calibre 7, Calibre 11, Calibre 12 and the Calibre 360.
This is the high grade COSC chronometer ornamented version.
Movement type: Automatic Chronograph
Diameter: 28 mm
Reserve: 42 hours
Hands: Hours, Minutes, Small Seconds
COSC chronometers by TAG Heuer push the boundaries of traditional Swiss watchmaking. These mechanical timepieces take precision to the next level. Their capacity for timekeeping is suitable for scientific exploration, for worldwide navigation, and for astronomical observation.