TORIC HEMISPHERES RETROGRADE ROSE GOLD SLATE

The self-winding calibre PF317 shows two time zone indicators which can be independently adjusted to the nearest minute. Each time is associated with a day/night display. It also features an instant retrograde calendar which is indicated by the third central hand. Its two series-coupled barrels ensure excellent rate regularity and a power reserve of 50 hours. Its balance oscillates at a frequency of 28,000 vibrations per hour.