Protected by the real sapphire crystal to withstand the scratches. The copy procedure and operations is a big challenge for the factory as also cost much
The whole case is made of 316L stainless steel after the CNC technical finishes leading to a uniform look,  and the appearance and color is the same as the genuine, 1:1. You can feel the texture and brushed surface, which is perfect.
On the dial, there is applied hour-markers and Royal Oak hands coated with super luminous material, that blue case blue face one,  is stunning, blue  “Grande Tapisserie” dial, subdials and inner bezel, while the wine red dial matched the diamond bezel is also luxury and particular.