Girard-Perregaux Free Bridge

The Girard-Perregaux Free Bridge, reference 82000-11-631-FA6A, has a 44 mm steel case measuring 12.2 mm thick. Self-winding calibre GP01800 has 23 jewels and a frequency of 28,800 vibrations per hour (4 Hz). The movement offers a power reserve of 54 hours, with a variable-inertia balance and silicon escapement components. Sapphire front glass and an anti-reflective sapphire display back reveal the mechanism. A calf leather strap has a steel triple folding clasp, and the case carries a 30 metre water-resistance rating. An arrow-shaped Neo bridge spans the base of the main plate, beneath the hour and minute display.