Audemars Piguet 4310

The caliber 4310 is an automatic movement manufactured in-house by Audemars Piguet. It has a diameter of 32 mm and a height of 4.8 mm, contains 32 jewels, and operates at a frequency of 28800 vph with a power reserve of 70 hours. The movement features an automatic bidirectional winding mechanism, a sweep seconds display, and a date complication, and it powers the model 15212.