Introduced in 2005, the Royal Oak 15300 was the first 'simple' Royal Oak to feature an in-house movement: caliber 3120. Reference 15300ST.OO.1220ST.02 has a stainless steel case and matching bracelet. The dial is blue.
Sorry, this Watch is no longer part of the brands current collection.
Details here are shown for historical interest only.
The in-house caliber 3120 has a total of 280 parts. The rotor, in 22ct gold, is mounted on ceramic ball bearings.
