TORIC HEMISPHERES RETROGRADE STEEL BLUE

The Calibre PF317 with automatic winding allows for two time indications to be read, which can be independently adjusted down to the minute. Each time zone is associated with a day-night display. It is also fitted with an instant retrograde date indicated by the third central hand. Its two series-coupled barrels ensure 50 hours of autonomous and exceptionally regular operation. Its pendulum beats at a frequency of 28,800 vibrations per hour. Comprised of 316 components, this sophisticated calibre is decorated according to the highest Haute Horlogerie standards, with superbly angled, beaded and Côtes-de-Genève-decorated bridges and plate. Its oscillating weight is of 22 carat gold that is delicately engraved and stamped with the initials PF.