Calibre AP 3120
Calibre AP 3120 (dial side)
This high-quality, extra flat self-winding
caliber is used in models of Audemars Piguet Royal Oak
Introduced in 2003, it brought direct drive central seconds to a self-winding movement from Audemars Piguet, replacing the JLC 889 in AP watches. It was first used in the Royal Oak in 2007.
D 26.6 mm, H 4.25 mm
Power reserve 60h