Audemars Piguet — Royal Oak Perpetual Calendar 41 mm
Royal Oak Perpetual Calendar 150th Anniversary 26674ST.OO.1320ST.02
Audemars Piguet 26674ST.OO.1320ST.02 is the 150-piece 2025 Royal Oak Perpetual Calendar anniversary edition in steel, with a 41 mm case, blue Grande Tapisserie dial, caliber 7138, and 55-hour reserve.