Introduced in 2012, the Royal Oak 15400 pairs the technical merits of the earlier 15300 with a case size updated to 41mm. Reference 15400ST.OO.1220ST.03 is a Boutique Exclusive edition that features a stainless steel case, a matching bracelet and a blue dial.
The in-house caliber 3120 has a total of 280 parts. The rotor, in 22ct gold, is mounted on ceramic ball bearings.
