The Audemars Piguet Royal Oak mid size 15450ST.OO.1256S features a 37mm stainless steel case surrounding a silver Grande Tapisserie dial on a stainless steel bracelet with folding buckle.
The Royal Oak mid size 15450 uses the same Audemars Piguet manufacture caliber 3120. This automatic movement boasts a 60-hour power reserve, a full balance bridge, and a Gyromax-style free sprung balance. The Royal Oak is water resistant to 50 meters thanks to a screw down crown. Functions include hours, minutes, seconds and date. The watch also measures 9.9mm in thickness and 46.7mm from lug-to-lug.
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